Xiangtan Yin-yan Chemical Co., Ltd. is a collection of scientific research, production, investment, international trade as one of the enterprises. Companies mainly engaged in zinc, barium series of fine chemical products production, products include: Lithopone, barium sulfate, zinc carbonate, zinc oxide, zinc sulfate, manganese sulfate, ferrous sulfate, and so on. Now relying on Hunan and central China rich in non-ferrous mineral products and chemical products resources, with its own powerful sales network, and actively explore the international market. 

Through years of development, the company has grown, has four production bases, with many well-known chemical companies at home and abroad to establish a long-term and stable business and cooperative relations. The company has a complete test equipment and laboratory equipment, strong research and development capabilities, can address the needs of various industries, research and development of different products to meet customer needs, at any time to provide customers with technical support. The company passed IS09001: 2008 quality management system certification, SGS certification, product quality in a leading position in the country, the products are widely used in coatings, catalysts, feed, fertilizer, rubber, tires, electrical and electronic, pharmaceutical, food, antibacterial fabric processing and more Kind of industry.