On September 16, a batch of mining hydraulic props are loaded into the intelligent manufacturing workshop of China Coal Group and will be sent to a mine in Jinzhong City, Shanxi Province. The hydraulic props equipment produced by our group has been highly praised by domestic and foreign customers since it was put into the market. Many merchants have make additional orders, which are very satisfied with the product quality.
The mining single hydraulic prop products of this shipment are independently developed and produced by China Coal Group Intelligent Machinery Factory. The products have been innovatively improved to overcome the defects and problems of DZ type (piston type) single hydraulic props, and have working resistance. Large, light weight, long service life, large work stroke, low cost of use, easy operation, wide range of use and good stability, the products have been well received by domestic and foreign customers since the market was put into the market, and the market sales have been climbing. At present, the two series of 43 models of hydraulic prop products produced by our group have obtained the national mining product safety mark certificate, and the products are very guaranteed in terms of quality and safety.
China Coal Group has obtained more than 130 national patents, more than 100 national mine product safety certifications, and more than 160 product inspection reports issued by provincial and municipal technical supervision bureaus, it fully proves that China Coal Group has strong strength in the research and development of intelligent manufacturing products.
