Chongqing Chuandong Chemical (Group) Co Ltd

Chongqing Chuandong Chemical (Group) Co., Ltd. is a large-scale integrated phosphorus chemical manufacturer headquartered in Nan'an District, Chongqing, China, with operations dating back to 1958. Recognized as one of China's top ten phosphorus chemical enterprises by the China Inorganic Salt Industry Association in 2019, the group generates annual revenues of approximately 7 billion RMB and employs nearly 2,000 people across four production bases in Chongqing, Guizhou, and Guangxi provinces. The company controls its own phosphate rock mining resources and operates a dedicated railway transport line, giving it significant vertical integration and logistical advantages. The group's core product portfolio spans over 1,000 SKUs and includes phosphate rock, yellow phosphorus, phosphoric acid, phosphates (sodium tripolyphosphate, sodium hexametaphosphate, sodium pyrophosphate, disodium dihydrogen pyrophosphate, trisodium phosphate, and others), formic acid and formates (calcium formate, magnesium formate, ammonium formate, potassium diformate, potassium formate, sodium formate), chemical reagents, electronic-grade chemicals, food additives, and feed additives. Products are exported to more than 100 countries and regions. The company's flagship 'Qingsheng Brand' sodium tripolyphosphate has been designated a 'China Famous Brand Product,' and formic acid and sodium hexametaphosphate have earned 'Chongqing Famous Brand' recognition. The Chongqing Wansheng base specializes in food-grade phosphates, chemical reagents (including general-purpose, electronic-grade, high-purity, specialty, and defense-grade), feed-grade, and fine chemical products, with capacity of approximately 200,000 tonnes per year for food-grade products. The Guangxi Liucheng base focuses on phosphorus chemicals and formates, with total annual capacity approaching 600,000 tonnes, including 200,000 tonnes of food-grade and electronic-grade products. The Guizhou Fuquan base integrates yellow phosphorus production with deep phosphorus chemical processing and formate manufacturing, boasting annual capacity of nearly 700,000 tonnes. The Guizhou Kaiyang base combines phosphate mining with chemical production, yielding approximately 300,000 tonnes per year. The company holds invention patents for high-purity, high-concentration formic acid production (purity up to 99.99%) and multiple other proprietary processes developed by its in-house fine chemical research institute, staffed by dozens of engineers holding master's and doctoral degrees. Quality management systems certified include ISO 9001, ISO 14001, ISO 22000, ISO 45001, FSSC 22000, and FAMI-QS, underscoring its commitment to food safety, environmental, and occupational health standards. The group serves ceramic, food processing, electronics, agriculture, animal feed, and defense industries both domestically and internationally.