Shandong Yahe Construction Machinery Co. Ltd,a modern Professional engineering heavy machinery manufacturing enterprise. The company professional manufacture engaged in research and producing rotary drill rig, various hydraulic parts and other construction machinery. Company has independent import and export rights, specifications products have passed ISO CE and SGS certifications. And we have established long term cooperation relations with many international accessory supplies,such as Cummins, Rexroth, Kawasoki and so on. Our rotary drilling rig has reliable quality, beautiful appearance, practical structure and thoughtful after-sales service, widely used in urban construction ,Bridge piles of various expressways, railways and other transportation facilities; bearing structure piles of large-scale buildings and port wharfs; viaduct bridge piles in cities,etc.And won the majority of users trust and praise, the products have exported to Australia, south Africa,Russia and Africa and so on ,meanwhile our products enjoy the \"less investment, high efficiency\" reputation all over the world. As the professional and excellent manufacturer of the rotary drilling rig ,we can also customize the machinery according to customers requirements . we are not only provide the quality machinery , but also provide our customers with the most reliable brand services. Welcome to visit our factory when come to China and looking forward to establishing a long business relationship with you .