Zhengzhou Tomijima Machinery Company Limited (formerly known as Kawashima Machinery Co., Ltd.) China Construction Machinery Association, piling machinery governing units. And passed the ISO9001: 2000 quality management system certification and European CE certification, was awarded the Science and Technology Department of Henan double high enterprise (ie, high-tech enterprises and high-tech products). Since its establishment, is committed to rotary drilling rig research, development and promotion (rotary drilling rig factory, a small rotary drilling rig, piling machine manufacturers), has launched a SH645, SH655, CD856, CD856A, FD850A, FD1560, FD155 and other models hydraulic rotary drilling rigs and hydraulic hammers and widely marketed Piling business, its products have a number of patented technologies and components machine patented technology, the products throughout the country and exported to South Asia, Southeast Asia, West Asia and Eastern Europe and other countries and regions, the company's products are widely used in highway, railway, large power plants, steel mills, subway, high-rise buildings and other construction projects, the majority of users.