Hunan New Diamond Machinery & Equipment Co., Ltd. is a modern high-tech enterprises, specialized in researching and manufacturing rock drilling equipments and pneumatic tools. General Manager Yang Riquan was one of the founders in Changsha Heijingang Industrial Co., Ltd. which is a leader in drilling industry. He, leading his team, has made much revolutionary breakthrough in the research and development of drilling tools; success in a number of enduring products on the market, and led the industry forward development. After 10 years of concentrated study, in 2011 Yang Riquan, leading the core team once again, open up a new research and production base, " Hunan New Diamond Machinery & Equipment Co., Ltd. " in his hometown of Loudi for the benefit of their native land and society. It creates many products with good performance and excellent quality depending on rich experience in R & D, excellent talent, strong product innovation and production scale, and is well-received by the users. In a very short time, the products quickly are exported to more than 20 countries like the United States, Australia, Brazil, South Africa, and South Korea and so on, and cause widespread concern in the international market with good brand effect, and once again, put the production R & D of the domestic drilling industry into a new height.

Hunan Xingjingang is located in Economic Development Zone of Loudi. When it is first established, it has become one of machinery and equipment manufacturing companies supporting by local government together with the Sany Heavy Industry, and other famous companies. We are equipped with wide range of advanced equipment required for manufacturing rock drilling machine and pneumatic tools. And by using high quality raw material, utilizing advanced craft technology and imposing strict quality inspection, we, independently research and manufacture the following products: the most advanced high air pressure DTH hammer in China, various kinds of DTH bits, eccentric drilling equipments, symmetric drilling equipments, various kinds of threaded drilling bits, reverse circulation hammers and bits, shank adapters and coupling sleeves, all kinds of tool joints and drill pipes and spare parts for drill rig. All our products, which pass the ISO9001 quality management system, are widely used in engineering, mining, oil drilling, water wells, pile foundation etc. We are one of the most complete product line, the most abundant species, the most widely used companies in drilling industry.