Does the steel door belong to a metal door or a wooden door?
Between the two, is the interior door. Group hi steel doors are the top ten brands of steel doors, well-known trademarks in China, steel doors of the national standard drafting units.
Belong to a wooden door. Because its door frames and doors of the internal material are wood. The stainless steel plate on the surface of the door is to make the door more durable. Do a lot of steel doors manufacturers but Guangdong has the best quality of origin. Guangdong Gangmu door factory in the "Sieg" is the leader. It is the executive chairman unit of the steel doors professional committee. And Guangdong "Sieg" involved in the implementation of the standard steel doors industry standards. Like steel doors door side of the buckle technology is Guangdong "Sieg" invention. So if you want to buy a door can refer to the next Guangdong "Sieg" interior door.
