Humic Acid Sodium Salt Dye Factory OEM/ODM Products - China Manufacturers, Factory, Suppliers

"Based on domestic market and expand overseas business" is our development strategy for Humic Acid Sodium Salt Dye Factory OEM/ODM Products, Direct Brown 2 , Vat Violet , Sulphur Blue Brn , With the aim of "compete with good quality and develop with creativity" and the service principle of "take customers' demand as orientation", we will earnestly provide qualified products and good service for domestic and international customers.