Materials Standard
1、Profile:《GB5237-2008》
2、Hardwares：《JG/T 212-2007 》
3、Glasses:《JGJ113-2009》
4、System Standard： 《GB8478-2008》

Product Feature：
5、Heavy duty system can endure over 120KG weight
6、Profile: Main structure thickness:2.0mm
7、Glass:Double glass is available
8、Hardwares:Chinese top brand or Germany brand is available
9、Customized profile color is available