Xinzhuangzi Coal Mine (formerly Bagongshan Mine) was founded on May 5, 1947 at/kloc-0. Since/kloc-0 was put into production in August, 1947, it has continuously carried out supplementary production exploration, extended the depth for four times, and mined four levels. Xinzhuangzi Mine and Bijiagang Mine merged twice: On May 24th, 58, Xinzhuangzi Mine was responsible for the construction of Bijiagang Well, and designed, constructed and installed at the same time. In the same year, 65438+1October 65438+1October was put into operation simply, and Bijiagang Mine was established in June 1959. Because it was 1964+ February. 1966 12 Huainan Mining Bureau decided to set up Bijiagang Mine again, focusing on developing the eastern part of Li District. 1on March 9, 984, in order to coordinate the contradiction between the new mine and Bi mine in ballast, ventilation, transportation and water supply, the Mining Bureau decided to merge Bijiagang mine into Xinzhuangzi mine again, thus expanding the mining scope (inclination). According to the calculation results of reserves at the end of 1992, the existing geological reserves are 3179.66 million tons. According to the capacity expansion design capacity of 3.4 million tons/year, the service life of the mine is 55 years.