Changcheng High-tech Electric Group Co., ltd is a large and leading industrial electrical equipment supplier. The Group was founded in 1988, we mainly produce intelligent and energy-efficient industrial electrical equipments. We have more than 1000 emploees work in here. We are \"Chinese Well-known Trademark\". CNC abtained ISO9001, CCC, CE. CB, SEMKO certifications for many products. We have three manufacture bases in China, the products include high voltage and low voltage electric products, such as circuit breaker, MCCB, RCCB, RCBO, relay, contactor, stabilizer, meter, panel meter, transformer, switchgear, wall switch, pushbutton, substation, load- switch, arrester, insulator, cable accessories