- Time of issue:2020-11-13 10:03:09
Wuxue City Changjiang Tools Co., Ltd. is located in the urban area of Wuxue, Hubei Province, China. It is a scientific and technological enterprise integrating R&D, production, processing and sales. The company has been professionally producing "Jinlong" brand rock drilling tools since 1980. It passed the ISO9001 quality management system certification in 1998 and was recognized as a national high-tech enterprise in 2015. In 2020, the provincial enterprise-school joint innovation center was established here. The company has total assets of nearly 100 million yuan, covers an area of 22,000 square meters, and has a building area of 12,000 square meters. There are 300 employees, including 32 R&D personnel. The company has always adhered to the tenet of "Jinlong rock drilling tools, leading quality", and has established cooperative relations with many universities like China University of Geosciences, Wuhan University of Technology and Hubei University of Technology. In the meantime, it focuses on introducing and training various kinds of professional and technical personnel to establish a high-quality workforce for R&D. The company has undertaken and completed a number of scientific and technological projects at both national and provincial level. The products have won the third prize of National Science and Technology Progress Award, the second prize of National Spark Technology Award, Ministry Excellent Products, Hubei famous brand, Hubei provincial famous trademark and many provincial & ministerial scientific and technological progress awards.The company has 18 independent utility model patents, 1 invention patent, 1 invention patent application and 9 utility model patents.
The company has formed an annual production capacity of 2 million pieces of rock drilling tools. The main products are threaded button bits, cross bits, shank adapters, coupling sleeves, drill rods; hot insertion (or cold insertion, welding) tapered button, cross, and chisel bits; reaming tools; CHJ series low, medium and high air pressure DTH hammers and corresponding DTH drill bits and (or roller) rods; core drill bits; three wing step drag bits; pick cutters; precision extrusion, casting products, which are more than ten series and two hundred varieties. It can design and produce new type and special products according to clients’ requirements. "Jinlong" rock drilling tools are widely used with various types of pneumatic, electric, hydraulic and internal combustion rock drills. They are very popular and well received by clients in the fields of coal, metallurgy, hydropower, railway, urban construction, non-ferrous metal and military industry. The products are at the leading level in the industry and sell well throughout the country. They also have strong competitiveness in overseas markets such as Europe, America, Southeast Asia, Australia, and the Middle East.
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