Radio and Television Information was formerly known as Shanghai Radio and Television Co., Ltd., which was established in August 1992. 1March 993 16 was listed on the Shanghai Stock Exchange (stock abbreviation: Radio and Television Information, stock code: 600637). With the development direction of flat, networking, digitalization and integration, the company has been committed to the development of electronic information industry for a long time, and has completed the transformation from analog to digital, from low-end to high-end, from simple household appliance manufacturing to high-tech enterprises integrating product manufacturing and information services. Shanghai Radio and Television-NEC Liquid Crystal Co., Ltd. was established through investment, forming the first complete photoelectric industrial chain in China, from the research and development and production of liquid crystal technology to the marketing of its own brand.