On May 21, our company participated in the 2015 China Industrial Gas Summit Forum held in Qingdao. In the whole process of the meeting, the association leaders, industry elites, economists and other several people gathered together, the gas field from the technology, industry development and other aspects of multiple aspects of a detailed analysis. At the meeting, our company also answered the gas problems and solutions of other enterprises from a professional perspective, which were unanimously recognized by everyone.