Yi Qing Liu

Shanghai Chengtou Property (Group) Co., Ltd. develops and manages real estate properties. The company was founded on November 27, 1996 and is headquartered in Shanghai, China.

Shanghai Municipal Sewerage Co. Ltd. manages public drainage systems. The company is founded on December 7, 1995 and is headquartered in Shanghai, China.

Shanghai Baotong Fainearth Electronic Co., Ltd. engages in manufacture and sale of smart security products. It also distributes cable television controls, burglar alarm and building smart alarm systems and installs electronic and electrical equipment. The company was founded on June 28, 1993 and is headquartered in Shanghai, China.

Shanghai INESA Information Network Co., Ltd. engages in the provision of network information services. It focuses on the markets of online education, smart communities, smart business circles, and smart public transport. It also operates a distance education website that provides distance education, training, and medical services. The company was founded on December 21, 1992 and is headquartered in Shanghai, China.

Shanghai Hygiene Telemedicine Network Co., Ltd. engages in the development, manufacture, and sale of computer hardware and software. It also offers system training for staffs. The company was founded on January 4, 2002 and is headquartered in Shanghai, China.

Shanghai Yunsai Zhilian Information Technology Co., Ltd. engages in the design and construction of intelligent building and automation control projects; construction of communication and safety precaution projects; as well as development of energy-saving and electronic technology. The company was founded on August 6, 2001 and is headquartered in Shanghai, China.