Shandong Xinhongyun New Material Technology Co., Ltd.Located in weifang city, shandong provience., is a ISO certified professional & reliable manufacture of electrical insulation materials-BOPI FILM(polyimide film). our annual prodcution capacity is 150-200MT.main thickness 12.5um,25um & 50um, main width 514mm,520mm,1028mm&1040mm.main color: yellow, red, matte black.we have strict quality inspection system ,we trust we can supply you best quality product with high quality