SHENZHEN YOUCHENG CHEMICAL INDUSTRY CO. LTD.,LOCATED IN SHENZHEN, PRC , ESTABLISHING IN 2003 AND PASSING ISO 9001:2000 QUALITY SYSTEM CERTIFCATION,AND HONORED AS AN ENTERPRISE HONORING CONTRACTS AND ABIDING BY CREDIT ,AND WITH AUTHORITY TO ENGAGE IN MANUFACTURING AND EXPORTING. OUR MAIN PRODUCTS ARE PHOSPHORIC ACID, MONOAMMONIUM PHOSPHATE(MAP), DIAMMONIUM PHOSPHATE(DAP),MONOSODIUM PHOSPHATE(MSP), DISODIUM PHOSPHATE(DSP), TRISODIUM PHOSPHATE(TSP), MONOPOTASSIUM PHOSPHATE(MKP), DIPOTASSIUM PHOSPHATE(DKP),SODIUM TRIPOLYPHOSPHATE(STPP),POTASSIUM TRIPOLYPHOSPHATE(KTPP),SODIUM HEXAMETA PHOSPHATE(SHMP).ALSO, WE CAN ALSO SUPPLY THE FOLLOWING PRODUCTS BY OUR ADVANTAGE. EG, CITRIC ACID, SODIUM BENZOATE, ASCORBIC ACID, POTASSIUM CARBONATE, AND ETC. OUR PRODUCTS ARE BEING EXPORTED TO OVER 30 COUNTRIES AND REGIONS IN THE WORLD, ENJOYING HIGLY PRESTIGE AMONG THE CUSTOMERS.