1. Different types and sizes according to customer’s demand: large or small, wide span, single span or multiple spans. The max span is 36m without middle column.
2. Low cost and maintenance advantages.
3.Fast construction and easy installation: time saving and labor saving, all the items are factory-made, pre-cut, pre-welded, pre-drilled, pre-painted.
4.Reduced construction waste, long using lifespan: up to 50 years.
5. Nice appearance.
6. Others: environmental protection, stable structure, High quake-proof, water proof and fire proof, and energy conserving.