SHENZHEN RUIKEDA IMPORT AND EXPORT CO., LTD is a professional manufacturer of Copper Sulphate and Copper Carbonate. Copper sulphate includes Electroplate Grade, Feed Grade, Agricultural Grade, Industrial Grade. Additional , we also product Electroplate Grade Copper Oxide and Industrial Grade Copper Oxide. Qingdao Shengxin Chemicals Co., Ltd has been approved by National Commercial Government. We have been established a long-term relations with many famous overseas enterprises. Company provides the first-class products for users with its rich strength, professional technology, reliable quality and first-class service. SHENZHEN RUIKEDA IMPORT AND EXPORT CO., LTD sincerely welcome the world to visit our company .