Qingdao Dayou Fine Chemical Co., Ltd. is a professional production enterprise whose main business includes R&D, production and sale of rubber additives and metalworking fluids. The company has strong technical force, advanced production equipment, complete testing equipment. The products were developed by Shanghai Jiaotong University and have formed a variety of lines, covering multiple industries. Depend on our products' reliable quality and our sincere and timely service, our products have obtained the high recognition after customers' long-term use. Currently our products are comparable with world class similar products.