1,Thickness:2.0/2.2/2.5/2.8mm 2,Accept ODM/OEM 3,BV Authentication 4,GB/T8814-2004 CCGF302.1 -2010 5,SGS, ROHS standard Professional UPVC Profile Manufacturer With Fashion Technology UPVC Profile Technology Process: Biending Mixed PowerThe materials is high quality biending of PVC and the stabilizer, lubricant, processing, improver, aging agent and colorant.Cone Screwed Tube ExtrusionThe mixed ...