Jining changqing Machinery Co., Ltd. was established in June of 1982 , Company formerly known as Jining Changqing Colliery Machinery Co.,Ltd. with the area in 9,900 square meters. We have more than 170 employees including 49 engineers. Products mainly include excavator parts, surface spraying equipment, steel cutting & bending & straightening machines, such as road construction machinery, mining equipment and accessories and railway materials, etc.We are the supplier of foreign and domestic brands such as Komatsu SHANTUI Kobelco Hitachi Caterpillar and Hyundai etc. We have the annual......