Zhengzhou Qingshan Information Technology Co., Ltd Castle Peak Technology , is a scientific and technological enterprise specializing in the R & D and sales of large-scale mining machinery and equipment. The company's main equipment includes: a complete set of sand and stone production line equipment, ultra-fine grinding production line equipment, industrial and agricultural drying production line equipment, screening and washing production line equipment, etc. the company has reached cooperative relations with a number of enterprises, forming a perfect system of "research, production, sales and sales" With the purpose of survival by quality and development by reputation, we are striving for perfection in technology Learn more