Founded in 2006, Zhengcheng Group is one of the professional trading company and manufacturer located in Tangshan City, Hebei Province, China. We manufacture and export various low voltage electrical products as below: 1- Air Circuit Breaker, Moulded Case Circuit Breaker; 2- Din-rail products: Miniature Circuit Breaker, Residual Current Circuit Breaker, Isolator, Residual Current Circuit Breaker with overload protection, Modular Indicator, Modular pushbutton, Related accessories. (Complete range) 3- Control electrics: Contactor, Thermal Relay, Moto Protector. 4- Power Source: Stabilizer, UPS, Inverter… 5- Electrical accessories. Our export products have been approved by CE, CB, SEMKO, VDE, KEMA and other relative export standard tests, enjoying a high reputation in the international market. "Grety" is our registered trademark in China. We also registered and applied the "Grety" brand in many other countries.With superior quality and excellent service, we will be one of the most significant and dynamic companies in the electrical product field. Business principles: responsibility, respect and understanding customer requirements. Business motto: Always customer oriented; Always listen to and meet best the needs and expectations of customers.