Q:Are you a manufacturer? A: Yes , we are a manufacturer, We have own factory, which is located in LIAOCHENG,CHINA. We have a leading power in producing and exporting steel pipe,galvanized steel pipe,hollow section,galvanized hollow section etc. Q:Can we visit your factory ? A:Warmly welcome once we have your schedule we will pick you up . Q: Do you have quality control? A: Yes, we have gained BV, SGS authentication. Q: How long is your delivery time? A: Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to quantity. Q:How can we get the offer? A:Please offer the specification of the product,such as material,size,shape,etc.So we can give the best offer.