① Preparing complete CAD data of your project including PDF files and one of 3D drawings in IGS/STP/X-T/DWG/DXF formats. ② Confirm what's the part made of, color of your parts or extra other requirements. a property specification would be best. Additionally our professional engineering team also can give your some suggestions for references if it is necessary. ③ Demanded quantity is required, it helps us to use proper design and select proper steel or workmanship, a key factor to influence the price. ④ When you confirm the above necessary information, then please immediately contact one of our team members online as below, or hit “CONTACT US “here, and then submit your message after finished contact form, our consultant will contact you as soon as we get your quotation message. ⑤ That would be better if you have a reference sample for us, our professional engineering team will be able to make better engineering analysis, and give you a more accurate quotation.