total investment is RMB 1.18 billion, the staffs more than 600 peoples and professionals and technical researchers more than 80 peoples. We hold 15 sets of grinding steel ball automatic production lines of roll forging machine which was developed and created by University of Science and Technology Beijing and import from abroad. The raw materials that we use are high quality special steel. The specialties: high hardness, no breakage, good wear resistance, even wearing and also it has obtained a high reputation from customers in domestic and foreign market. Our products are mainly exported to USA, Indonesia, Chile, South Africa, Italy, Greece, Korea and Japan more than 30 countries and regions in the world. 15% of our products were used in Shandong, Yunnan, Shanxi, Chifeng, etc.