Recently, the 17th China International Coal Mining Technology Exchange and Equipment Exhibition was held in Beijing China International Exhibition Center (New Hall). As China's large-scale coal industry, has a long history and extensive influence of the mining equipment exhibition, the exhibition attracted the attention of the industry. It is reported that this exhibition to "smart manufacturing, leading the future" as the theme, for domestic and foreign coal mining equipment companies to build a platform for the same stage, attracting nearly 40,000 people from 40 countries and regions in the world come to visit.