#Elementary business Chinese# Lesson Five (II) "I want a Mapo Tofu" [Teaching in English] 9 Learned 2021-06-18 Teacher：ChinesePlus （Asia · China） Target audience：Teacher Difficulty：Normal Direction：Chinese culture Upload time：2021/06/18 Subscribe 0 Boutique courses Change it A foreigner speaks Chinese | Han Yu, who dared to contradict the emperor, was afraid of heights - Chinese Bridge for College Students Words of locality CIO Chinese painting course Draw together Learning methods and skills of landscape painting (II) Going around the city CIO Chinese painting course - Draw together Tree painting of Chinese landscape painting Happy Chinese - Lesson Twenty-two Zhang Xinsiyi Coconut juice, peach gum and tremella soup - delicacy #Baduanjin# Lesson Two [Teaching in Spanish] Comments Submit All comments You have no courses yet, please go to to find them.

#Elementary business Chinese# Lesson Four (I) "My father is a bank clerk" [Teaching in English] 4 Learned 2021-06-18 Teacher：ChinesePlus （Asia · China） Target audience：Teenager Difficulty：Normal Direction：Chinese culture Upload time：2021/06/18 Subscribe 0 Boutique courses Change it #Chinese festivals#Mid-autumn Festival [Teaching in Spanish] National Style Eulogizing: Lao Tzu · Chapter VI Fang Yihong, a Chinese freehand painter - art #Elementary business Chinese# Lesson One (I) "Figures and RMB" [Teaching in English] A foreigner speaks Chinese | Does "Laogong" mean husband in ancient times? - Chinese Bridge for College Students A person in middle age should sing a love song to the world (illustrator Murong Yindao) A foreigner speaks Chinese | Han Yu, who dared to contradict the emperor, was afraid of heights - Chinese Bridge for College Students Dolphin Baby series lessons - Zhang Liang Picked up the Shoe Comments Submit All comments You have no courses yet, please go to to find them.

#Chinese character class# Lesson Four [Teaching in English] 13 Learned 2021-06-18 Teacher：ChinesePlus （Asia · China） Target audience：Child Difficulty：Normal Direction：Chinese Learning Upload time：2021/06/18 Subscribe 1 Boutique courses Change it Dolphin Baby series lessons - Puss in Boots Dolphin Baby series lessons - Qiuqiu Goes to Elementary School Happy Chinese - Lesson Two Luan Mengjiao #Chinese festivals#Mid-autumn Festival [Teaching in Spanish] #Guzheng#Teaching and appreciation [Teaching in Chinese] National Style Eulogizing: The Book of Songs · Wei Feng · Zhu Gan Dolphin Baby series lessons - Little Crab, Do Not Fight Dolphin Baby series lessons - Tin Soldiers Comments Submit All comments 2022-03-17 不错 Reply

#Elementary business Chinese# Lesson One (I) "Shopping" [Teaching in English] 7 Learned 2021-06-18 Teacher：ChinesePlus （Asia · China） Target audience：Teenager Difficulty：Normal Direction：Chinese culture Upload time：2021/06/18 Subscribe 0 Boutique courses Change it Hear old Beijing (sound collector Qin Siyuan) Lesson 17 Is the greeting ceremony in Thailand the same as in China? A foreigner speaks Chinese | How many traditional Chinese timing methods can you tell? Word series: Interpret "door" Dolphin Baby series lessons - Animal Carnival Word discrimination: "future" and "coming" Lesson 5 We go to the bank to exchange money #Elementary business Chinese# Lesson Four (III) "My father is a bank clerk" [Teaching in English] Comments Submit All comments You have no courses yet, please go to to find them.

#Chinese character class# Lesson One (II) [Teaching in English] 9 Learned 2021-06-18 Teacher：ChinesePlus （Asia · China） Target audience：Child Difficulty：Normal Direction：Chinese Learning Upload time：2021/06/18 Subscribe 0 Boutique courses Change it Morel with olives - delicacy A foreigner speaks Chinese | Thank you! My Chinese mother - Chinese Bridge for College Students A foreigner speaks Chinese | Who did Confucius say "Don't pretend to know what you don't know..." to? - Chinese Bridge for College Students Pi Daojian and contemporary art curation - art A foreigner speaks Chinese | What is known as the biggest periodic Great Migration in human history? - Chinese Bridge for College Students #Elementary business Chinese# Lesson One (I) "Shopping" [Teaching in English] Director Zhong Yijuan - art CIO Chinese painting course - Draw together Water painting of Chinese landscape painting Comments Submit All comments You have no courses yet, please go to to find them.

Home / All case / 中华文化体验-包饺子、画画、剪纸、中国结 Collection Share 微信扫一扫：分享 微信里点“发现”，扫一下 二维码便可将本文分享至朋友圈。 Download Package ID： 05ee8baa-c119-11eb-a374-00163e127b38 Author： ChinesePlus Upload Date： 2021-05-31 Classification： Chinese Culture Promotion Region： Asia Viewed： 15314 Downloaded： 546 Collection： 0 Label： 包饺子 画画 剪纸 中国结 Case Notice： 体验中国剪纸，了解具有民族特色的民间艺术。 Case Material： All Categories 2232.mp4... Select All Download Latest comments： All comments No comment Related to the case： 《红楼梦》中的婚恋观 Chinese Culture Promotion 制作“冰糖葫芦（Chinese Candy BBQ）” Chinese Culture Promotion 京say：人气热歌 Chinese Culture Promotion 京say：我的北京通勤路 Chinese Culture Promotion Case review 中华文化体验-包饺子、画画、剪纸、中国结 Release Message Board Requests Suggestions Complaints release Message has been sent successfully, we will reply as soon as possible within 48 hours! Help The title specification: 1. Accuracy: clearly describe the general outline of the article 2. Concise: the title should not be too long 3. Novelty: the title should be unique 4. Number of words: 4-40 Cases Release Specification: Content requirements： 1. Framework requirements A case should consist of five parts: background, theme, context, result, and analysis. Background: The case should explain the relevant circumstances of the story: time, location, characters, cause of the event, etc. Theme: The case must have a theme. It is recommended to start the case from the most rewarding and enlightening prospective, and then choose and establish the theme. Context: Go through all the original materials of the case and select the targeted content. Results: The case should explain the teaching ideas, describe the teaching process, and explain the teaching outcome, that is, the immediate effect of such teaching measures, including students' reflections and teachers' feelings. Comment and analysis: The author must have certain opinions and analysis on the topics and content reflected in the case, including the teaching methodology, process, results, and its pros and cons. 2. Content Requirements The Chinese national flag, national anthem, national emblem, map, etc., should be used correctly in all case materials. For map usage, please do refer to "Standard Map Service System"; Please avoid comparisons involving ideological issues and national values; Please avoid the following content: Content that shows ugly behaviors, vulgar languages, or horrifying scenes; content that destroys the ecological environment, hunts and kills indiscriminately, or abuses animals; content that insults, slanders, derogates, or spoofs others; content that is not supportive to the positive development of children, such as smoking, alcoholism, fighting, drug abuse, or gambling, etc.; content that violates personal privacy; content that infringes the intellectual property rights of others; other content prohibited by the laws and regulations of China and the country where the teaching is located; content that involves major natural disasters, accidents, terrorist incidents, wars and other disaster scenes; content of trademarks or advertisements involving commercial value; countries in the world and religious taboo content. Production requirements: Cases are divided into two types: text cases (text/pictures/charts, etc.) and multimedia cases (video/audio, etc.). 1. Text case There is no intellectual error or typo; all pictures used are clear and without copyright issues. 2. Multimedia case File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. Image quality: The image should have good lighting conditions, low noise, reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Cover specification: 1. The picture should be clear 2. The cover image must be consistent with the content 3. Comply with relevant laws and regulations 4. The cover image is completely displayed 5. The size of the cover image is not more than 5M The selection of high-quality cases must meet the following content standards: 1. Concise topic selection: The topic shall be conducive to teaching. The selected topic should be closely linked to the syllabus, focusing on a certain knowledge point, Teaching Activities, cultural activities, etc.. The topic selection should be brief and clear. 2. Typical topic selection: the topic should be positioned accurately with features. The case should be designed around common, typical, and representative problems or content in daily teaching or learning. The case should effectively explain key language points, and solve difficult problems as well as doubts in teaching and learning practice. 3. Correct on knowledge: the knowledge points and grammatical points in the case are rigorously described; the text, symbols, units and formulas are in line with national standards and publication specifications; the work is free of copyright infringement and is not oriented to sensitive content; the national flag, national anthem, and national emblem are correctly used according to relevant regulations. Regarding to any map usage, please refer to "Standard Map Service System http://bzdt.ch.mnr.gov.cn". 4. Goal achievement: The case should be convenient for teachers to apply in teaching practice, with good versatility and strong interaction. It can effectively solve practical learning and teaching problems, efficiently achieve the teaching subjective, and support the development of learners' knowledge and ability. Video cases must also meet the following technical standards: 1. File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. 2. Image quality: The image should have good lighting conditions, low noise,reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. 3. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Exquisite Case Evaluation Criteria The selection of high-quality cases must meet the following content standards: 1. Concise topic selection: The topic shall be conducive to teaching. The selected topic should be closely linked to the syllabus, focusing on a certain knowledge point, Teaching Activities, cultural activities, etc.. The topic selection should be brief and clear. 2. Typical topic selection: the topic should be positioned accurately with features. The case should be designed around common, typical, and representative problems or content in daily teaching or learning. The case should effectively explain key language points, and solve difficult problems as well as doubts in teaching and learning practice. 3. Correct on knowledge: the knowledge points and grammatical points in the case are rigorously described; the text, symbols, units and formulas are in line with national standards and publication specifications; the work is free of copyright infringement and is not oriented to sensitive content; the national flag, national anthem, and national emblem are correctly used according to relevant regulations. Regarding to any map usage, please refer to "Standard Map Service System http://bzdt.ch.mnr.gov.cn". 4. Goal achievement: The case should be convenient for teachers to apply in teaching practice, with good versatility and strong interaction. It can effectively solve practical learning and teaching problems, efficiently achieve the teaching subjective, and support the development of learners' knowledge and ability. Video cases must also meet the following technical standards: 1. File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. 2. Image quality: The image should have good lighting conditions, low noise,reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. 3. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Agree Disagree

#Elementary business Chinese# Lesson Six (I) "I took a taxi to the company" [Teaching in English] 5 Learned 2021-06-18 Teacher：ChinesePlus （Asia · China） Target audience：Adult Difficulty：Normal Direction：Chinese Learning Upload time：2021/06/18 Subscribe 0 Boutique courses Change it Beef ribs with mustard - delicacy #Initial consonant#Lesson Two (I) [Teaching in Spanish] Small class of Thai Session VIII - Alarm A foreigner speaks Chinese | Cooperative word guessing in the "Chinese Bridge" Asian Championship The magic laughter of a Thai funny player resounded through the audience - Chinese Bridge for College Students Happy Chinese - Lesson Seventeen Wang Wenchang Word discrimination: "either" and "or" #Elementary business Chinese# Lesson Two (I) "What time to start work?" [Teaching in English] Word series: Interpret "age" Comments Submit All comments You have no courses yet, please go to to find them.

Home / All case / 中华文化体验-包饺子、画画、剪纸、中国结 Collection Share 微信扫一扫：分享 微信里点“发现”，扫一下 二维码便可将本文分享至朋友圈。 Download Package ID： 0609abef-c119-11eb-a374-00163e127b38 Author： ChinesePlus Upload Date： 2021-05-31 Classification： Chinese Culture Promotion Region： Asia Viewed： 73429 Downloaded： 290 Collection： 1 Label： 包饺子 画画 剪纸 中国结 Case Notice： 学习中国结的制作，体验中华古老文明中的情致与智慧。 Case Material： All Categories 2233.mp4... Select All Download Latest comments： All comments No comment Related to the case： 《红楼梦》中的婚恋观 Chinese Culture Promotion 制作“冰糖葫芦（Chinese Candy BBQ）” Chinese Culture Promotion 京say：人气热歌 Chinese Culture Promotion 京say：我的北京通勤路 Chinese Culture Promotion Case review 中华文化体验-包饺子、画画、剪纸、中国结 Release Message Board Requests Suggestions Complaints release Message has been sent successfully, we will reply as soon as possible within 48 hours! Help The title specification: 1. Accuracy: clearly describe the general outline of the article 2. Concise: the title should not be too long 3. Novelty: the title should be unique 4. Number of words: 4-40 Cases Release Specification: Content requirements： 1. Framework requirements A case should consist of five parts: background, theme, context, result, and analysis. Background: The case should explain the relevant circumstances of the story: time, location, characters, cause of the event, etc. Theme: The case must have a theme. It is recommended to start the case from the most rewarding and enlightening prospective, and then choose and establish the theme. Context: Go through all the original materials of the case and select the targeted content. Results: The case should explain the teaching ideas, describe the teaching process, and explain the teaching outcome, that is, the immediate effect of such teaching measures, including students' reflections and teachers' feelings. Comment and analysis: The author must have certain opinions and analysis on the topics and content reflected in the case, including the teaching methodology, process, results, and its pros and cons. 2. Content Requirements The Chinese national flag, national anthem, national emblem, map, etc., should be used correctly in all case materials. For map usage, please do refer to "Standard Map Service System"; Please avoid comparisons involving ideological issues and national values; Please avoid the following content: Content that shows ugly behaviors, vulgar languages, or horrifying scenes; content that destroys the ecological environment, hunts and kills indiscriminately, or abuses animals; content that insults, slanders, derogates, or spoofs others; content that is not supportive to the positive development of children, such as smoking, alcoholism, fighting, drug abuse, or gambling, etc.; content that violates personal privacy; content that infringes the intellectual property rights of others; other content prohibited by the laws and regulations of China and the country where the teaching is located; content that involves major natural disasters, accidents, terrorist incidents, wars and other disaster scenes; content of trademarks or advertisements involving commercial value; countries in the world and religious taboo content. Production requirements: Cases are divided into two types: text cases (text/pictures/charts, etc.) and multimedia cases (video/audio, etc.). 1. Text case There is no intellectual error or typo; all pictures used are clear and without copyright issues. 2. Multimedia case File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. Image quality: The image should have good lighting conditions, low noise, reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Cover specification: 1. The picture should be clear 2. The cover image must be consistent with the content 3. Comply with relevant laws and regulations 4. The cover image is completely displayed 5. The size of the cover image is not more than 5M The selection of high-quality cases must meet the following content standards: 1. Concise topic selection: The topic shall be conducive to teaching. The selected topic should be closely linked to the syllabus, focusing on a certain knowledge point, Teaching Activities, cultural activities, etc.. The topic selection should be brief and clear. 2. Typical topic selection: the topic should be positioned accurately with features. The case should be designed around common, typical, and representative problems or content in daily teaching or learning. The case should effectively explain key language points, and solve difficult problems as well as doubts in teaching and learning practice. 3. Correct on knowledge: the knowledge points and grammatical points in the case are rigorously described; the text, symbols, units and formulas are in line with national standards and publication specifications; the work is free of copyright infringement and is not oriented to sensitive content; the national flag, national anthem, and national emblem are correctly used according to relevant regulations. Regarding to any map usage, please refer to "Standard Map Service System http://bzdt.ch.mnr.gov.cn". 4. Goal achievement: The case should be convenient for teachers to apply in teaching practice, with good versatility and strong interaction. It can effectively solve practical learning and teaching problems, efficiently achieve the teaching subjective, and support the development of learners' knowledge and ability. Video cases must also meet the following technical standards: 1. File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. 2. Image quality: The image should have good lighting conditions, low noise,reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. 3. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Exquisite Case Evaluation Criteria The selection of high-quality cases must meet the following content standards: 1. Concise topic selection: The topic shall be conducive to teaching. The selected topic should be closely linked to the syllabus, focusing on a certain knowledge point, Teaching Activities, cultural activities, etc.. The topic selection should be brief and clear. 2. Typical topic selection: the topic should be positioned accurately with features. The case should be designed around common, typical, and representative problems or content in daily teaching or learning. The case should effectively explain key language points, and solve difficult problems as well as doubts in teaching and learning practice. 3. Correct on knowledge: the knowledge points and grammatical points in the case are rigorously described; the text, symbols, units and formulas are in line with national standards and publication specifications; the work is free of copyright infringement and is not oriented to sensitive content; the national flag, national anthem, and national emblem are correctly used according to relevant regulations. Regarding to any map usage, please refer to "Standard Map Service System http://bzdt.ch.mnr.gov.cn". 4. Goal achievement: The case should be convenient for teachers to apply in teaching practice, with good versatility and strong interaction. It can effectively solve practical learning and teaching problems, efficiently achieve the teaching subjective, and support the development of learners' knowledge and ability. Video cases must also meet the following technical standards: 1. File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. 2. Image quality: The image should have good lighting conditions, low noise,reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. 3. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Agree Disagree

#Chinese character class# Lesson One (II) [Teaching in English] 9 Learned 2021-06-18 Teacher：ChinesePlus （Asia · China） Target audience：Child Difficulty：Normal Direction：Chinese Learning Upload time：2021/06/18 Subscribe 0 Boutique courses Change it A foreigner speaks Chinese. It must impress you: Four Yunnan dishes took foreigner's breath away #Chinese character class# Lesson One (I) [Teaching in Spanish] A foreigner speaks Chinese. The difference between "再接再励" and "再接再厉" (make persistent efforts) Happy Chinese - Lesson Fifteen Ye Weiyang Small class of Thai Session III - Classroom management #Baduanjin# Lesson One [Teaching in Spanish] Compound finals San Simón Confucius Institute, Bolivia English version (I) Zhao Kun #Initial consonant#Lesson One (II) [Teaching in English] Comments Submit All comments You have no courses yet, please go to to find them.

Home / All case / 长城之旅（第三部分）+以指示图片为教学来提高汉语教学质量（第一部分） Collection Share 微信扫一扫：分享 微信里点“发现”，扫一下 二维码便可将本文分享至朋友圈。 Download Package ID： e5b678f4-c118-11eb-a374-00163e127b38 Author： ChinesePlus Upload Date： 2021-05-31 Classification： Teachers' Training Region： Asia Viewed： 12783 Downloaded： 10 Collection： 0 Label： 长城汉语 Case Notice： 王培伦教授自己的教学视频分享、以歌曲的形式教学、教学可以使用一些相应的道具、王扬老师的教学经验分享、长城汉语使用概况 Case Material： All Categories 1792.mp4... Select All Download Latest comments： All comments No comment Related to the case： 《跟我学汉语》介绍 Teachers' Training 《快乐汉语》介绍 Teachers' Training 《汉语乐园》介绍 Teachers' Training 出版社说明会 Teachers' Training Case review 长城之旅（第三部分）+以指示图片为教学来提高汉语教学质量（第一部分） Release Message Board Requests Suggestions Complaints release Message has been sent successfully, we will reply as soon as possible within 48 hours! Help The title specification: 1. Accuracy: clearly describe the general outline of the article 2. Concise: the title should not be too long 3. Novelty: the title should be unique 4. Number of words: 4-40 Cases Release Specification: Content requirements： 1. Framework requirements A case should consist of five parts: background, theme, context, result, and analysis. Background: The case should explain the relevant circumstances of the story: time, location, characters, cause of the event, etc. Theme: The case must have a theme. It is recommended to start the case from the most rewarding and enlightening prospective, and then choose and establish the theme. Context: Go through all the original materials of the case and select the targeted content. Results: The case should explain the teaching ideas, describe the teaching process, and explain the teaching outcome, that is, the immediate effect of such teaching measures, including students' reflections and teachers' feelings. Comment and analysis: The author must have certain opinions and analysis on the topics and content reflected in the case, including the teaching methodology, process, results, and its pros and cons. 2. Content Requirements The Chinese national flag, national anthem, national emblem, map, etc., should be used correctly in all case materials. For map usage, please do refer to "Standard Map Service System"; Please avoid comparisons involving ideological issues and national values; Please avoid the following content: Content that shows ugly behaviors, vulgar languages, or horrifying scenes; content that destroys the ecological environment, hunts and kills indiscriminately, or abuses animals; content that insults, slanders, derogates, or spoofs others; content that is not supportive to the positive development of children, such as smoking, alcoholism, fighting, drug abuse, or gambling, etc.; content that violates personal privacy; content that infringes the intellectual property rights of others; other content prohibited by the laws and regulations of China and the country where the teaching is located; content that involves major natural disasters, accidents, terrorist incidents, wars and other disaster scenes; content of trademarks or advertisements involving commercial value; countries in the world and religious taboo content. Production requirements: Cases are divided into two types: text cases (text/pictures/charts, etc.) and multimedia cases (video/audio, etc.). 1. Text case There is no intellectual error or typo; all pictures used are clear and without copyright issues. 2. Multimedia case File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. Image quality: The image should have good lighting conditions, low noise, reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Cover specification: 1. The picture should be clear 2. The cover image must be consistent with the content 3. Comply with relevant laws and regulations 4. The cover image is completely displayed 5. The size of the cover image is not more than 5M The selection of high-quality cases must meet the following content standards: 1. Concise topic selection: The topic shall be conducive to teaching. The selected topic should be closely linked to the syllabus, focusing on a certain knowledge point, Teaching Activities, cultural activities, etc.. The topic selection should be brief and clear. 2. Typical topic selection: the topic should be positioned accurately with features. The case should be designed around common, typical, and representative problems or content in daily teaching or learning. The case should effectively explain key language points, and solve difficult problems as well as doubts in teaching and learning practice. 3. Correct on knowledge: the knowledge points and grammatical points in the case are rigorously described; the text, symbols, units and formulas are in line with national standards and publication specifications; the work is free of copyright infringement and is not oriented to sensitive content; the national flag, national anthem, and national emblem are correctly used according to relevant regulations. Regarding to any map usage, please refer to "Standard Map Service System http://bzdt.ch.mnr.gov.cn". 4. Goal achievement: The case should be convenient for teachers to apply in teaching practice, with good versatility and strong interaction. It can effectively solve practical learning and teaching problems, efficiently achieve the teaching subjective, and support the development of learners' knowledge and ability. Video cases must also meet the following technical standards: 1. File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. 2. Image quality: The image should have good lighting conditions, low noise,reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. 3. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Exquisite Case Evaluation Criteria The selection of high-quality cases must meet the following content standards: 1. Concise topic selection: The topic shall be conducive to teaching. The selected topic should be closely linked to the syllabus, focusing on a certain knowledge point, Teaching Activities, cultural activities, etc.. The topic selection should be brief and clear. 2. Typical topic selection: the topic should be positioned accurately with features. The case should be designed around common, typical, and representative problems or content in daily teaching or learning. The case should effectively explain key language points, and solve difficult problems as well as doubts in teaching and learning practice. 3. Correct on knowledge: the knowledge points and grammatical points in the case are rigorously described; the text, symbols, units and formulas are in line with national standards and publication specifications; the work is free of copyright infringement and is not oriented to sensitive content; the national flag, national anthem, and national emblem are correctly used according to relevant regulations. Regarding to any map usage, please refer to "Standard Map Service System http://bzdt.ch.mnr.gov.cn". 4. Goal achievement: The case should be convenient for teachers to apply in teaching practice, with good versatility and strong interaction. It can effectively solve practical learning and teaching problems, efficiently achieve the teaching subjective, and support the development of learners' knowledge and ability. Video cases must also meet the following technical standards: 1. File format: the video resolution is not less than 1920×1080 pixels; the video bit rate is not less than 8Mbps; the audio sampling rate is 48kHz; the video format is mp4 or mov; a single file size is less than 2G. 2. Image quality: The image should have good lighting conditions, low noise,reasonable white balance, aperture, exposure compensation and other parameters; the lens should be stable without jitter; the image should be filmed with horizontal screen with accurate focus; audio and video should be well synchronized; teachers should dress-up appropriately; no logo should be showed in the image; no obvious clipping error should be found. 3. Sound quality: The background should be quiet without echo; the sound has no obvious distortion; the sound volume is stable with no obvious noise; the accompanying sound is clear, full, and mellow; there is no obvious proportion between the character dialogue and the live sound; there is no obvious dis-proportionality between the character dialogue and the background music. Agree Disagree