Just supply us your own drawing or the following informtions, you can get a quotation:

1. Dimension: Length, width, height, eave height, roof pitch, etc. 
2. Doors and windows: Dimension, quantity, position to put them. 
3. Local climate: Wind speed, snow load, etc. 
4. Insulation material: Sandwich panel or steel sheet. 
5. Crane beam: Do you need crane beam inside the steel structure? And its capacity.
6. If other requirements, such as fire proofing, isolated roof, etc, please kindly inform us. 
7. It's better if you have your own drawings or pictures. Please send them to us.   

Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is20-35 days.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: 30% T/T in advance ,balance before shipment.

If you have another question, pls feel free to contact us as below: