The Fifth Institute of Electronics of the Ministry of Industry and Information Technology (China Saibao Laboratory) has not set up a new branch in Tianhe Gaotang Science and Trade Park, but has only one office in Tianhe, Guangzhou. Only in Beijing, Chengdu, Jiangsu, Wuhan, Shanghai, Fuzhou, Shenzhen, Dongguan, Huizhou, Hong Kong and other places have offices.

The Fifth Institute of Electronics of the Ministry of Industry and Information Technology (China Saibao Laboratory, China Electronic Product Reliability and Environment Experimental Institute, abbreviated as CEPREI), located at No.11, Dongguan Zhuang Road, Tianhe District, Guangzhou, was founded in 1955 and is the earliest authoritative institution engaged in reliability research in China.

The laboratory is located in Tianhe District, Guangzhou, with an area of 195, square meters and a research and production room of more than 15, square meters. It has 586 sets of various instruments and equipment for testing, analysis, testing and measurement, with fixed assets of 53 million; The Fifth Institute of Electronics has built a team of experts with high-quality talents covering the fields of quality and reliability, comprehensive technical knowledge and reasonable age structure. There are 2,54 employees, 7% of whom are engineers and above. There is a national key laboratory, which jointly trains master's programs, doctoral programs and postdoctoral workstations. There are 2 academicians, 2 researcher-level senior engineers, 147 senior engineers, 87 doctors and 454 masters, and 1 experts with special national allowances. There are currently 9 people. Won more than 5 national and ministerial achievement awards.