Tengzhou Aolong Chemical Co., Ltd (Tengzhou Aolong Biotechnology Co., Ltd) was established in Oct. 1999, and located in CaiLi industrial park, XiGang Town, Tengzhou City, Shandong Province. It covers the area of 35000 square meters, of which construction area of 18000 square meters.

We are a development, production and sales of food and feed additives company, and we are the professional supplier of Benzoate salt and Propionate salt in China. Annually we produce the industrial and food grade: 10000mts Benzoic Acid, 6000mts Sodium Benzoate, 2000mts Potassium Sorbate; and produce the food and feed grade: 5000mts Calcium Propionate, 2000mts Sodium Propionate, 3000mts Calcium Acetate. Besides, we also produce Calcium Benzoate and Zinc Benzoate. 90% of our company's products for export, and our products all over the world.

Since the establishment of our company, we absorb and draw lessons from advanced management mode and method from the world, and efforts to achieve enterprise management and international standards. We got the ISO9000:2000 Quality management system certification on 2003, and subsequently got the Kosher cert and halal cert.

Our company has won the trust and praise of customers at home and abroad on the basis of perfect pre-sale, sale, after-sales service. We pay close attention to quality management, continuously improve service level on the basis of insisting on technological innovation. In the long process of development, owing to the excellent product quality and good service, we made a long and good cooperative partnership with many domestic and foreign companies. Meanwhile we warmly welcome customers at home and abroad to visit our company and technical exchange.