Fengtai district, beijing, beijing, China

BOYI (Tianjin) Pneumatic Technology Institute was established by Dr. CHEN Nai-Ke in 1997. For many years, the company researched and developed many series industry control and testing equipments in fl...

Started off first with a mission to excel in the circuit breaker disconnect switch industry we have a great deal of experience in the delivering the finest quality Miniature Circuit Breakers,Leakage C...