Yi Cai Qiao

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.

Schneider Electric (China) Co., Ltd. provides energy and automation management solutions. Its products include circuit breakers, switches, pilot lights, motor starters, PLC, PAC, HMI, signaling units, dedicated controllers and others. The company was founded in 1987 and is headquartered in Beijing, China.

Delixi Electric Co., Ltd. engages in the manufacture of electrical products. It offers leakage protectors, overvoltage and undervoltage protectors, distribution boxes, isolation switches, fuses, power distribution equipment, industrial controls, inverter power supply series, universal switching power supply series, and fire emergency power series. It also provides meters, electrical measuring instruments, capacitors, reactors, and phase identification leakage relays. The company was founded on January 4, 2007 and is headquartered in Wenzhou, China.

Shanghai Power Distribution Electrical Apparatus Co. is a private company based in Shanghai, China that specializes in manufacturing and distributing low-voltage air circuit breakers.