Yi Yan

Changtian Electrical Group Co., Ltd. manufactures electrical goods. The private company is based in Wuhan, China. and has subsidiaries in China.

Peking University provides post-secondary education services. It offers undergraduate and graduate courses. It provides courses such as basic and applied sciences, social sciences and the humanities, sciences of medicine, management, and education. The company was founded by JiaNai Sun in 1898 and is headquartered in Beijing, China.

Beijing Shenzhou Aerospace Software Technology Co., Ltd. engages in the provision of self-developed software and services. It provides independent software products, information system integration, and information technology services. The company was founded on December 12, 2000 and is headquartered in Beijing, China.

China Times Prospect Technology Co. Ltd. engages in the research and development, production, and sales of ultrafine silica and heavy metal adsorbent material. Its business scope includes international trade and import and export agency service business, TV satellite communication service, and property asset management service. The company was founded on November 13, 2003 and is headquartered in Beijing, China.

Beijing Pulimen Electronic Technology Co., Ltd. manufactures and wholesales oil drilling direction equipment. The company was founded on August 15, 2007 and is headquartered in Beijing, China.

Beijing Aerospace Times Optical-electronic Technology Co., Ltd. manufactures fiber optic inertial navigation instruments and systems. Its business activities include technology development, computer system and application software services, and sale of electronic products and instruments. The company was founded on December 23, 2008 and is headquartered in Beijing, China.

The Great Wall Life Insurance Co. Ltd. provides life insurance and related financial services. The private company is based in Suzhou, China. and has subsidiaries in China. Wei Ping Liu has been the CEO of the Chinese company since 2020.

China Aerospace Electronics Technology Research Institute is a Chinese company that specializes in researching, developing, producing, and selling aerospace electronics products. The company is based in Beijing, China. The company is ultimately controlled by the Government of China.

Part of China Aerospace Times Electronics Co., Ltd., Beijing Time Minxin Technology Co., Ltd. designs, manufactures, and distributes electronics chips for various applications including electricity controller, USB connector, digital transformer, infrared ray receiver, and digital television. The company is based in Beijing, China.

Hunan Ordnance Industry Group Co., Ltd. engages in the research and development, manufacture, and sales of artillery, ammunition, fuses, firearms, and other military products. It also provides testing and inspection services of civilian low-voltage electrical products. The company was founded in May 24, 2001 and is headquartered in Changsha, China.