We provided about 1800 tons of ssaw spiral steel pipe with OD 325-630mm,
providing underground pipeline support for Beijing Nation Stadium Construction.
Our company often participates in domestic large-scale project bidding
activities.
We provided about 1800 tons of ssaw spiral steel pipe with OD 325-630mm, providing underground pipeline support for Beijing Nation Stadium Construction. Our company often participates in domestic large-scale project bidding activities.