Qingzhou Changhui International Trade Co., Ltd. is located in Caterpillar Industrial Park, covering an area of 50,000sqm. We enjoy convenient transportation. Jiqing Expressway and Jiaoji Railway pass by Qingdao Port only 200 kilometers far from here. Thus, we great advantages import & ...

Qingzhou City Dingke Machinery Equipment Co., Ltd. is a manufacturer of dredgers, with well-equipped testing equipment and strong technical force. With wide range, good quality, reasonable prices stylish designs, our products are extensively used in mining other industries. Our ...