Zhengzhou Qingshan Information Technology Co., Ltd. (referred to as Qingshan Technology) was formerly known as Zhengzhou Heavy Industry Machinery Equipment Co., Ltd. Its main products include mining crushing equipment, sand making equipment, drying equipment, calcination equipment, grinding equipment, washing equipment, environmental protection equipment, screening and conveying equipment, and various auxiliary equipment. It has a complete set of process flow and mechanical equipment. In recent years, it has focused on industrial and agricultural drying equipment as its main business products. The company is located in Zhengzhou, the capital of Henan Province. It is an enterprise that focuses on the research and development of new products, quality control of equipment, and after-sales service. Especially in terms of environmental protection and energy conservation of products, the company invests a large amount of manpower and funds every year to achieve the minimization of customer costs and the maximization of profits and social returns. Since the establishment of our company, while developing ourselves, we have been closely cooperating with multiple enterprises and research institutions for a long time, constantly committed to building the AQS brand mining machinery equipment. Currently, our AQS brand machinery equipment has a high level of awareness and good reputation both domestically and internationally, and has maintained close cooperative relationships with foreign customers such as Malaysia, the Philippines, Indonesia, Outer Mongolia, Singapore, etc. Our product quality and service have been unanimously praised by customers! Our complete set of specialized equipment for sand processing and drying includes jaw crushers, impact crushers, composite crushers, heavy hammer crushers, vertical plate hammer sand machines, impact sand machines, sand washing machines, fine sand recycling machines, three return drying machines, single drum drying machines, screening and conveying equipment, and mobile crushing stations. We have always been the best partner enterprise for sand and gravel processing, industrial grinding and drying equipment. We provide one-stop turnkey engineering services for the entire production line!