China supplier 100mm cold room hinged door with 0.8x1.8m on China WDMA bifold color and brand all can

color and brand all can be customized

Triple Glass: 5mm+6Air+5mm+6Air+5mm

C or Z purlin

5 mm thickness Option item Screen Net Ventilator Roller Blinds Rolling Shutter

Mosquito mesh

China supplier 100mm cold room hinged door with 0.8x1.8m on China WDMA bifold color and brand all canHow we do business Step1 control the raw material. SUPER Company formerly is steel building materials manufacturer only for domestic market in China, over 25 years production experiences, we have good reputation raw material suppliers in China and cooperate well, like BAO Steel, Blue Scope, Yehui, etc. Step2 Our designer working out the production catalog. We usually do the production based on clients design drawing, but we also can design the cold