SCIENCE AND EDUCATION FILM: Yangtze alligator
Shanghai Story (202): Three major household items-Shanghai Watch-2
Shanghai Story (201): Three major household items-Shanghai Watch-1
Shanghai Story (215): Love for the Third-front -2
Shanghai Story (214): Love for the Third-front-1
Air and Automation focuses on the principle of pneumatic technology and the pneumatic technology which has been widely used in modern people's life.