Qingdao Double Grand Metal Products Co, .ltd

Qingdao Double Grand Metal Products Co., Ltd was established in 2008 , located in the Economic development Zone of Jimo City , Qingdao , China .Specia

1.Low price 2.Easy and fast erection 3.Easy and quick installation 4.Long life use 5.Save energy 6.good insulaltion and wind, snow, earthquak

*easy assemble and disassemble *environment friendly *save money, labor cost and time *long endurable life time *good appearance *rust proof *ea

*easy assemble and disassemble *environment friendly *save money, labor cost and time *long endurable life time *good appearance *sound, hot, col

*easy assemble *long endurable life time *new design *environment friendly *sound, hot, cold, rust proof, good insulation

* 36x28x6.2meter *Maintenance: roof and wall for sandwich panel *Sliding window and door *Low cost *Fire, cold, hot, rust proof, good insulation

1. Easy to install and re-locate 2. Competitive price 3. Good appearance 4. longer life use .

*heat, cold, rust proof *good insulation *good appearence *environment friendly *steel sheet+eps foam+ steel sheet *easy to install

Rock wool sandwich panel for steel structure building *good appearence *heat insulation *anti rust, fire proof *eco-friendly *fast erection *s

*good appearence *wind, rust proof *without insulation effect *easy to install and delivery *galvanized or painted

*Q345B and Q235B *painted and hot dip galvanized *high endurable strength *used for column and beams