China Radio and Television Company was founded in 1970, formerly known as the 19th Research Institute of Fourth Ministry of machinery industry and the Communications, Radio and Television Industry Administration of the Ministry of Electronic Industry. The company is mainly engaged in R&D and production of communication and navigation equipment, general contracting of intelligent building projects, sales of communication and electronic spare parts and import and export trade of other products. 1986, according to the spirit of the national economic management system reform, it was changed to a subsidiary of China Radio, Film and Television Corporation.
China Electronic Basic Products and Equipment Company was formerly the 14th Research Institute of China People's Liberation Army, which was established in 1968. The company is mainly engaged in commercial trade, product development, electronic engineering design and project contracting, information consultation and education and training. 1986, China Electronic Technology Equipment Company and China Lianyuan Electronic Components Company were established. 1989, the two companies merged and changed their names to China Electronic Basic Products Equipment Company.
The newly established China Da Rui System Equipment Company is headquartered in Beijing, with more than 1.700 employees, including 39 professors and senior engineers, and engineers, assistant engineers and other professional and technical personnel account for about half of the total number. The registered capital of the company is RMB 654.38+700 million. Mainly engaged in building intelligent engineering general contracting, international trade of electronic products, product research and development, property management, etc.