Qingdao Chinaoil Co., Ltd is a professional Manufacturer. Our main products series include chemical,Monosodium Glutamate. Most of our products have obtained International Approvals like ISO9001, ISO14001 etc. With the advanced production facility, strong technical ability and professional production capability, we're sure that we can supply customers with the high quality and best design.Main Export Markets:Eastern Europe, Southeast Asia, Eastern Asia, Mid East, Oceania, Africa.