Guo Cheng Liu

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.

Zhejiang Hiklife Technology Co. Ltd. engages in the design, research, development, manufacturing, and sales of Internet of Things applications, tax control information products and systems, digital audio and video monitoring, and smart home appliance control. It also provides services related to the above. The company was founded in June 1996 and is headquartered in Hangzhou, China.

CETHIK Group Co.,Ltd. engages in the research, development, production, and sale of electronic products. It offers digital security, optical instruments, network applications, smart cars and robots, unmanned aerial vehicles, and memory chips. The company was founded on November 29, 2002 and is headquartered in Hangzhou, China.

Part of Hangzhou Hikvision Digital Technology Co., Ltd., HDT International Ltd. engages in selling and servicing digital security products. The company is based in Hong Kong, Hong Kong.

Part of Hangzhou Hikvision Digital Technology Co., Ltd., Hangzhou Hikvision Technology Co., Ltd. is a company that manufactures video surveillance products. Hangzhou Hikvision Technology Co., Ltd. is based in Hangzhou, China. Hangzhou Hikvision Technology Co. was founded in 2009.

HIKvision USA, Inc. supplies video surveillance products and solutions. Its products include network, turboHD, and analog, network PTZ , and turboHD analog PTZ, and analog PTZ camera, network video recorder, digital video recorder, video management software, accessories, lens, PQG errata sheet, and keyboards. The company is headquartered in City of Industry, CA.

Part of Hangzhou Hikvision Digital Technology Co., Ltd., Hangzhou Hikvision System Technology Co., Ltd. provides system integration, software development, and technology development solutions. The company is based in Hangzhou, China.

Hangzhou EBOYLAMP Electronics Co. Ltd. is a Chinese company that manufactures and supplies electronic appliances. The private company is based in Hangzhou, China.

Part of Phenix Optics Co., Ltd., Phenix New Energy (Huizhou) Co., Ltd. is an investment holding Chinese company. The company is based in Huizhou, China. The company was founded in 2010. Xiao Chun Luo has been the CEO of the company since 2016.

Part of Phenix Optics Co., Ltd., Jiangxi Phenix Optical Technology Co., Ltd. is a Chinese company that manufactures optical instruments and accessories. The company is based in Shangrao, China. The company was founded in 2005. Rui Liu has been the CEO of the company since 2020. Jiangxi Phenix Optical Technology Co. was acquired by Phenix Optics Co., Ltd. from FUJIFILM Holdings Corp. on 2014-11-26.

Shanghai Phoenix Optical Instrument Co., Ltd. engages in the manufacture and sale of optical lenses and accessories. It sells photographic and audio equipment, electronic components, and communication devices. The company was founded on September 18, 2003 and is headquartered in Shanghai, China.