Your Best Partner LANDU is based in Shandong, China . Producing total annual production capacity of 20, 000 MT cellulose ether Detergents & Oil Field Detergents: Washing-up liquid/Shampoo/Bath cream/Washing-up liquid /Toothpastes Oil Field:Petrol Detergents :Washing-up liquid / Shampoo Etc. Read More Oil Field:Petroleum Read More