1.Construction time:simple short.

2.Earthquake proof:achieve grade 8.

3.Advantages:environment and recycle,sound insulation.

1.Wide span: single span or multiple spans, the max span is 36m without middle column.

2.Low cost: unit price range from USD 30/m2 to USD 60/m2 according to customers request.

3.Fast construction and easy installation.

4. Long using lifespan: up to 50 years.

5.Others: environmental protection, stable structure, earthquake resistance, water proofing, and energy conserving.