Industrial Chemicals (Trading Dep.):Sen Jing was set up to combine Enterprice resources, we have experiences for many years to purchase industrial chemicals and international trading . We also provide the sale for chemicals of electroplating, mental surface treatment and industrial assistants. We have exported to the United States, South America, Middle East, Southeast Asia, India……High quality Coating for mental surface (Coating Dep.):1. Pass the ROHS Test from SGS. No pollution control problems2. Completely free from hydrogen embrittlement3. Excellent corrosion resistance in the salt fog test4. Excellent corrosion resistance at high temperatures5. Excellent throwing power6.Excellent adhesion