Shanghai Kuoyu Trade Co., Ltd is specialized in R&D healthcare Products for many years, we have formed a mature system including Production, Packing design, Shipping, and After-sale after years of exporting. We warmly welcome you visit our Production workshop & office to build up sincere business cooperation from domestic and overseas markets to explore a bright future together. OEM orders are warmly welcome (with your own label, design, Dosage and Formula).