We are one leading manufacturer of MCB(Miniature Circuit Breaker) and RCCB in China. We are now providing MCB and RCCB to many world famouse companies. All our products have SEMKO Certificates and CB test report. Someone also has KEMA certificate. We can do OEM for all of our products. I know that you are a very good company in the this field. So I think there is good opportunity for our business and cooperation. Please check our website: xxxxx for detail information. If there is any question or requirements, please feel free to contact me. Your any inquiry will recieve our highest attention. Best regards, Hugh Chang (Sales Manager) Jovean & Rogy Electrical Holding Co., Ltd