Dithiophosphate series including: Sodium disecbutyl dithiophosphate, Sodium diisopropyl dithiophosphate, sodium diisobutyl dithiophosphate, sodium diethyl dithiophosphate, dithiophosphate 25(S), , etc. With production of 20,000 ton/ year. The production adopts fully automated production control system. There are very strict inspections from product raw materials, semi-finished products, finished products, storage and delivery.