Shenyang Longyuan Enterprise Group is a big-sized unite group enterprise, established in 1998,which integrating manufacture, distribution, construction and research. It is specialized in the manufacture of polyester-based non-woven(polyester mat), fiber glass imbed polyester, roof underlayment, waterproof memrane, self-adhesive membrane and so on.. The annual output approximately USD 60 million. We are member of NRCA of USA. The group has 10 branch companies(factories), in Shenyang, Beijing, Haerbin and Jiamusi separately, and has built a big manufacture plant and institute based in Bazhou industrial garden of Hebei province. We hold advanced modified asphalt automatic production line adapted advanced technology from Italy. At present, there are 490 employees, 35 of whom have professional technical titles.