Changsha Teamwhole Drilling Tools and Machinery Co., Ltd. was established in 2002 with a registered capital of 42.86 million yuan and a total area of 91 mu (about 60,666.67 square meters). The company is a professional manufacturer of DTH drilling and crushing products such as 3-28 inch high and medium pressure impactor and supporting aperture φ 64- φ 1100mm drill bit, deep hole large diameter DTH drilling tool, pipe drilling tool, reverse circulation drilling tool, drilling tool for rock drill.
The products are widely used in many areas such as open-pit mining, water conservancy engineering, bridge engineering, geological exploration, oil and gas exploration.

The company is a member of China brazing steel and Tools Association, and is rated as a "Small Giant" enterprise, Hunan high-tech enterprise, Changsha intelligent manufacturing demonstration enterprise, Changsha geotechnical drilling equipment engineering technology research center, Changsha enterprise technology center, and Changsha Engineering Technology Center.
The company has more than 100 intermediate technical professionals and more than 50 experts who have more than 20 years' experience in DTH drilling tool R & D.

Meanwhile, the company has more than 40 independent intellectual property rights, including 10 invention patents, and a series of products have been identified by the Department of Science and Technology of Hunan Province.
The company has complete production equipment and can independently develop high quality products. Its products have been exported to South America, Africa, Europe, Australia, the Middle East and other areas.