Ji Yu

China General Technology Group Holding Co Ltd. engages in the operation as a state-owned investment holding company specializing in distribution of industrial equipment and medical devices. It focuses on the development of three core businesses: advanced manufacturing and technical service consulting, medicine and medical health, and trade and engineering contracting. It is divided into eight sub-fields, such as equipment manufacturing, new materials, inspection and certification, medicine, medical, health, engineering contracting, and trade. The company was founded on March 18, 1998 and is headquartered in Beijing, China.

China National Materials Group Corp., Ltd. engages in the research, development, design, production, and sale of non-metallic materials and synthetic materials. Its business activities include processing and sale of non-metallic minerals, investment management of related engineering projects, asset restructuring and merger consulting, asset trusteeship, contracting of overseas construction materials and non-metallic mining projects, and sale of cars. The company was founded on November 16, 1983 and is headquartered in Beijing, China.