Tao Wei Zhang

Beijing RayooTech Co., Ltd. provides information technology and software outsourcing services. Its services include application development and maintenance, software product engineering, testing outsourcing, technical support, information technology training and staffing, information technology consulting and business process outsourcing. The firm serves the finance, telecom, energy, education and real estate industries. The company was founded by Kai Shao in 2003 and is headquartered in Beijing, China.

Beijing Wingain Machinery & Electronics Co., Ltd. engages in the development, design, production, and sale of metal structural parts and modules. Its products include mobile communication products such as cabinet communication transmission modules and plug-in communication transmission modules, rail transit products such as ticket vending machines and automatic ticket gates, electrical energy products such as motor control centers and electrical control centers, and precision structural parts. The company was founded on January 28, 2011 and is headquartered in Beijing, China.

LargeV Instrument Corp., Ltd. engages in the research, development, production, and sale of medical cone beam computed tomography (CT) instruments. It offers oral cone beam CT products as well as related image processing software. The company was founded on March 11, 2011 and is headquartered in Beijing, China.