- ઉત્પાદન INTRODUCTION
ધોરણ:GB ની
સામગ્રી:Q345,Q235B
Main frame:hot rolled and welded steel
Column and beam surface treatment:2 layer anti-rust painted 100um
ડોર:Electric rolling door
Structure usage:સુધી 50 વર્ષ
સ્થાપન:With engineer instruction
ડિલિવરી સમય:20 days after receiving payment