The Chuandong Chemical Group has continuously upgraded the product chain of phosphorus chemical industry, and innovatively developed high-end ceramic special additives such as sodium tripolyphosphate and sodium hexametaphosphate with an annual production capacity of 200,000 tons. Food grade phosphoric acid, sodium tripolyphosphate, sodium pyrophosphate, disodium dihydrogen pyrophosphate, sodium hexametaphosphate, trisodium phosphate and other varieties are complete, with an annual production capacity of 200,000 tons. Industrial grade/food grade phosphoric acid and phosphate series products have long occupied domestic and international markets with its brand advantages.