Materials Standard
1、Profile:《GB5237-2008》
2、Hardwares：Chinese 《JGJ113-2009》
3、Glass: AS《AS2208-1996》,AS <1228-1996>
4、System Standard： 《GB8478-2008》


Product Feature：
5、Fly screen is available
6、Profile: Main structure thickness:1.4mm
7、Single and Double glass is available
8、Hardwares:Single point lock and Two point lock is available
9、The Frame and Sash Design in 45 degree angle
10、Customized profile color is available