Hefei Mingxin Software Technology Co., Ltd. is a high-tech enterprise jointly funded by Hefei University of Technology and Hefei Chaoya Software Technology Research Institute, located in Hefei High-tech Industrial Development Zone. Mainly engaged in coal mine aided design, drawing, network office and enterprise management software research and development. At present, there are more than 30 engineers, 2 centers and 2 software agencies. These two centers are software research and development center and after-sales service center respectively. Beijing Longde Times Science and Technology Development Co., Ltd. and Datong United University Science and Technology Development Co., Ltd., as the first selected agents, represent the software products such as coal mine production calculation design drawing, coal mine power supply drawing and management system developed by our company.