As one of the largest copper sulfate and oxide manufacturers in the north, we enjoy high reputation in overseas market for many years. Adhere to the spirit of "people-oriented, technology first, quality best", we focus on high-quality personnel management and the introduction of advanced production technology. What's more, we possesses a strong technical team which has engaged in chemical productions for many years with rich experience. Our products have widely received high praise from domestic and foreign customers because of our strict management system and high-tech production process.