ABOUT DONGGE WHAT SUPPLIERS... Dongge is a China based company specializing in designing, manufacturing and supplying the stainless steel fittings for high quality curtain wall systems, railing grating systems other special needs of our customers. ...

Dongtian Technology specializes in smart windows and doors,such as routels,spiders,connectors,clamps,rods etc. We have point-fixed curtain wall joint system, decoration banister series,balustrade bracket series glass clamp series,etc. ...