... break length 5.85color white,black,gray,green,yellow,brown,silver and so on packing compound paper or plastic film then ... tons every year 3.Recently, the company strengthened its technique and products development. We have explored ''GABRIEL'' system including GR838, ... GR90 series thermal break sliding window profiles and GR58,GR63,GR68,GR70 series thermal break side open window ...