More than 90% of our products are pig iron for premium ductile casting. The main feature is the extremely low content of harmful and anti-spheroidization elements, the extremely low amount of other microelements and impurities, which does not exceed 0.04 percent. The quality of our products far exceeds GB standard. We now set inside control standards based on customers’ requirements, and are customer-oriented to continue to subdivide and classify. Currently, we have 30 types of products to meet customers’ different requirements. And these products are widely used for nuclear equipment manufacturing, automobile manufacturing, and components of marine engines manufacturing, wind power casting products and military products.