Promising Technology (Shanghai) Co., Ltd

As specialists in electrical protection equipment, we\'re dedicated to bringing you the safest and most reliable electrical solutions.
We are relay and circuit breaker manufacturer for over *0 years. Our team consists of over **0 employees, including *0 skilled engineers and 8 quality management professionals.
We are Specializing in the research, development, and production of leakage circuit breakers(RCCB, MCD,RCBO), disconnector, nanocrystalline core and circuit breaker parts.
we have obtained various certifications including CCC certification from China Quality Certification Center, national new product patents, and international certifications for instance CE, SEMKO, SGS, RoHS, TUV and so on.
We can offering OEM/ODM and private label.
Our factory delivers exceptional monthly outputs of **0,**0 leakage circuit breakers (RCCB and RCBO Breaker)and **0,******0,**0 leakage current releases.
Renowned for our superior product,quality and reliable performance, we boast an advanced dust-free production line and a dedicated product testing center.