Guo You Zhang

China Fire & Security Group, Inc. is engaged in the designing, development, manufacturing and sale of fire protection products and services for industrial customers. It designs and installs fire protection systems, including detectors, controller, fire alarm control and network supervisory systems, fire safety monitoring center systems and remote customer service systems. The firm also offers fire extinguishing systems, such as water mist, anti-false-spray water spray and gas-based and foam-based fire extinguishing systems, as well as portable and transportable fire extinguishers and high pressure cylinders. The company was founded by Weigang Li and Brian Lin in 1995 and is headquartered in Beijing, 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.