Lubricant Additive, Oil Additive, Extreme Pressure Additive manufacturer / supplier in China, offering Chorus-7010 Rust Inhibitor: Cost-Effective Salt Spray & Water Displacement for Multi-Metal Protection, (PIB1400) Excellent Viscosity Index Improver Polyisobutylene, (PIB950) Excellent Viscosity Index Improver Polyisobutylene and so on.