Hebei Chengxin Co., Ltd. is one of the state middle first-grade enterprise with the annual output value of 300,000,000 yuan. Our products cover the industries of metallurgy, medicine, agricultural chemicals and tinct&＃39;s dye, etc., in which the annual output of liquid sodium cyanide is 100,000 tons and that of diethyl malonate is 8000 tons. It is the largest production enterprise in the same trade at home and also the largest production base for producing series of chemical products such as cyanide and ester. The company has passed the quality-system authentication of ISO9002 and has the autonomy in management for import and export. Enjoying very high prestige and famousness in the world, our products sell well in China and all over Europe, America and Southeast Asian countries and regions. The bank-credit grade of the enterprise is "AAA".