HSIEN ANG INDUSTRY CO., LTD. , one of the main suppliers of zinc compounds in Taiwan, was founded in Hsin Chi Industrial Zone, Taiwan, in 1973. By now the company has more than 20 years' experience in manufacturing with unique technique and supplying worldwidely zinc chloride and ammonium chloride. Because of our excellent customer service and predominant quality, the company has led far greater advance than the other suppliers in the national market. Deeply feeling that the supply of zinc chloride in the national market has been reaching the saturation point, and for expanding wider developing space to practice the development of various kinds of new products, this company was moved to Yi-Chu Industrial zone, Chia-yi Hsien, 1993. The manufacturing lines for zinc oxide and high purity zinc carbonate were added in 1995. We have gotten ISO in certification 1998. The manufacturing lines for high purity germanium tetrachloride in 2001. The manufacturing lines for high purity zinc sulfate in 2002, The manufacturing lines for high purity silicon tetrachloride in 2004.The production flow is automatically controlled to ensure stability of quality, and quality control is reinforced with the most advanced testing instruments. 

We got reward from Industrial Development Bureau MINISTRY OF ECONOMIC AFFAIRS for well research and development in 2004。