On the afternoon of April 10th.2017, a batch of mine doors were loaded in Shandong China Coal Group e-commerce Industrial Park, and would be sent to a large mine of Shuozhou City in Shanxi Province. This batch mine doors mainly contain waterproof hermetic doors, dual fire fence door, vertical doors and other explosion-proof series doors which were independently researched and developed, and have passed the MA certification. The mining use series doors have beautiful appearance, superior performance, easy to install, good sealing, easy maintenance. Over the years, the mine doors never had any quality problems, establish an excellent reputation in the domestic and international industry, and the products are exported to the United States, France, Canada, Russia, Australia, South Korea, Iran, Indonesia, Sri Lanka and other 146 countries and regions in global, establish a good reputation in the domestic and foreign industry and industry, China Coal is a leader brand of mining industry in China! As a large enterprise with cross-industry and diversified business, China Coal Group adhere to the "Credibility is life, survival by quality" development philosophy, has been rated as municipal, provincial, national "Abiding By Contracts and Keeping Promises Enterprise". Establish a good reputation in mining machinery at home and abroad, and has set a new benchmark in China's mining industry! In the future, we will continue to carry forward the spirit of scientific and technological innovation, R&D more high quality high-tech products, make China Coal a famous brand in the global! Warmly welcome all the global businessmen to visit China Coal Group for procurement and win-win cooperation!