Qingdao Ruchang is a professional manufacturer and exporter of mining agent, and is invested by Germany. 80% of our products are sold to international market, including Australia, South America, North America, South Africa, and Central Asia. To ensure that the production process can meet the environmental protection and safety standards of the state, and ensure the stability of production and quality, Ruchang uses advanced production technology and environmental protection equipment. Our leading products: xanthates, dithiophosphate, isopropyl ethyl thionocarbamate, sodium thioglycolate, and MIBC. Of these products, sodium thioglycolate is an important inhibitor to achieve molybdenum election of non-cyanide, having effectively inhibit copper and sulfur in the election process of molybdenum. Qingdao Ruchang is the largest manufacturer and vendor in China, and our products have been widely used for companies in Henan, Shanxi, Northeast of China, Xinjiang and Kazakhstan. Our annual sale is 4000MT per year. MIBC is a new type of excellent foaming agent, which has been exported to Australia, India, Kazakhstan, South Africa, and South America. Nowadays, MIBC is being used in national mines, and the effect is superior to other foaming agent. The sale of MIBC is 5000MT per year.