June 14th morning, a batch of mining waterproof airtight doors were formally loaded in the intelligent equipment workshop of Shandong China Coal Group after inspection and would be sent to a mine in Jincheng City, Shanxi Province.
Waterproof airtight door is a kind of mining necessary tool that mainly used for the underground main substation, the main pumping station and drainage channels leading to the shaft bottom, to prevent underground sudden leakage immersion. The shipped mining waterproof airtight door this time was independently researched and produced by Shandong China Coal Group and has modified on the basis of original products. With the advantages of fast close, rugged, good sealing, easy to use and many other advantages, the new type waterproof airtight door, since being put into the market, has been widely recognized by domestic and foreign customers. At present, this kind of product has passed MA for each safety standards are in full compliance with state regulations.
Over the years, China Coal Group, with the highest quality products and the best after-sales service, has started a well-known brand in the world, and exported more than 10,000 products to 141 countries and regions in the world. In the future, we will adhere to global development mode, accelerate the transformation of product innovation, and actively develop high-end intelligent equipment manufacturing, and build China Coal a world-class national brand!