Tengzhou Tenglong Chemical Co., Ltd. is a domestic base specializing in the production of calcium propionate, sodium propionate, potassium propionate, calcium acetate, sodium acetate, potassium acetate, benzoic acid, sodium benzoate and potassium benzoate. It is a multinational and cross industry enterprise integrating scientific research and development, production and processing and marketing. The company is located five kilometers south of Tengzhou railway station, two kilometers west of Beijing Shanghai railway and national highway 104, Tengzhou port in the West and Weishan Lake in the south. The annual output of the company's main products: 16000 tons / year of Tenglong calcium propionate; Sodium propionate 6000 T / A, potassium propionate 1000 t / A; Tenglong calcium acetate 8000 T / A, sodium acetate 5000 t / A, potassium acetate 1000 t / A, Tenglong benzoic acid (industrial grade) 22000 T / A and food grade 3000 t / A; Sodium benzoate food grade 12000t / A; Pharmaceutical grade 2000 t / A; Potassium benzoate 1500 T / A. The company's products calcium propionate and sodium propionate have passed the national standards of gb25548-2010 and gb25549-2010, and reached FCC standards and EU e282 and e281 standards; Calcium acetate and sodium acetate passed the national standard gb15572-1995 and reached the FCC standard; Benzoic acid and sodium benzoate have passed gb1901-2005 and gb1902-2005 national standards, and reached British bp-2000 standard, EU E211 standard and American usp-24 standard. Their products are exported to Europe, America, the Middle East, Southeast Asia and other countries in the world, and have been affirmed and praised by these countries.