Color steel gusset, is a new type of advertising decoration materials, because it is more difficult to call,

The common color steel plate activity room is splicing type and integral activity room.

Color steel rock wool fireproof sandwich panel products are composed of two layers of formed metal panels (or other material panels) and directly in the middle of the panel foam,

The person in charge of construction of the unit project shall be responsible for the safety technology of high-altitude construction of the project, and establish the corresponding responsibility system.