What are the listed companies of China Electric Power Branch?

China Electric Branch has 15 listed companies, including Guo Rui Science and Technology, Hikvision, Sichuang Electronics, Phoenix Optics, Putian Science and Technology, Electronic Digital (East China Computer), Visteon, Tianao Electronics, Taiji Shares, China Porcelain Electronics, Electric Energy Shares, and Dongfang Communication (Eastcom B), Nanjing Putian (Ning Communication B), and so on.