From May 13th to 17th 2015, the 18th Technology Exhibition was held in Beijing as planned. The topic of the exhibition is” Guide the innovation, push the development”. A large amount of high-tech exhibits were showed in the exhibition. As an invited company, HYTM showed up with two core technology: the district heating system with Co-generation based on absorption heat-exchange and the deep recovery technology of the surplus heat from flue gas which got great attention from other enterprises. The two technologies were given the title” the 12th Five-Year Energy Conservation and Emission Reduction Innovation Advanced Technology” and would be spread and put into use in future.