After Sale Service
Bolt Connection
Steel Beam
Low-Alloy High-Tensile Structural Steel
Hot-Rolled Steel
Wallboard
H-Section Steel
Steel Structure
More Than 50 Years
Q345 H Steel
Z or C Steel
Grade 17
Steel Sheet or Sandwich Panel
Bolt Connection
Installation Drawing or Guide on Site
Sliding Door or Roller Door
PVC or Aluminum Windows
China Cheap Prefabricated Factory Building Structu
Steel Structure
Flat Packed in Container or as Request
as request
Qingdao, Shandong, China