POWER GROUP was established in 1998, a leading manufacturer and exporter of Glass wool, Rock wool, Aluminum foil facing(Vapor barrier),Rubber sheet and Pipes insulation products in China. After more than 15 years\' development, we totally have 8 producing lines for Glass wool insulation and 2 producing lines for Rock wool insulation. We had made OEM Production for ISOVER,HANSOL,ISOERM And IZOCAM before. Now we have our own brand CROWN.