Qingdao DoubleGrand Metal Products Co. Ltd specialized in various of steel structure building, jointly design, manufacture, export and erection of Industrial, Commercial and residential and Agriculture uses. We exported to more than 30 countries on 6 continents with well-established experience for more than 10 years.

　　SERVICE

　　Our goal is not only to provide high quality steel structure building, but also to maintain a personalized and professional relationship with each customer. No matter how big or small your requirement we will do our best to meet your demand. One stop service from design, manufacture, deliver to installation and after-service.

　　We can manufacture strictly according to your drawings and request.

　　We can design ourself to supply you a most suitable proposal to you.

　　QUALITY

　　Raw material reserves: Steel bought from major steel mill

　　Full and advanced equipment: CNC laser cutting machine, vertical machining centers, CNC bending machines, Nc drilling machine CNC continuous mode of production lines etc

　　Strictly quality control: Manufacture strictly according to drawings, Inspection every link, Pre assembled before delivery.

　　DESIGN & DELIVERY & PACKING

　　Sales and engineer joint into an strong group, absorb your request and ideal image, give your reasonable and suitable suggestion, supply best design and expected building model, quotation, and design for you.

　　With more than 3000tons capacity each month, Quotation+Manufacture time + deliver time+installation time will better than local manufacturer.

　　Packed in container by sea or by train, with stable package for no damage during transpotation.

　　CERTIFICATE

　　We have ISO9001: 2008 certificate, Aisa Inspection, SGS Inspection and other third party Inspection acception.