At Dongguan Changwei Machinery Co., Ltd., we specialize in crafting custom welding frames, precision laser cutting, and expert fabrication of metal racks. We offer OEM/ODM services tailored to meet your specific needs.
| Description |
OEM Steel metal fabrication products mild steel fabrication |
| Material |
Carbon Steel, Stainless Steel, Alloy Steel, Aluminum Alloy. |
| Drawing format |
3D/CAD/DWG/STEP/PDF |
| Metal Processing |
Laser cutting & cutting,laser welding & welding,milling , drilling, stamping, turning-lathe,CNC center and so on. |
| Certification |
ISO9001:2015 |
| Machining precision |
±0.01~1.0mm |
| Surface treatment |
Powder coating,Zinc plating, chrome-plating, polishing, spraying, dust collection,painting and so on |
| Production application |
Metal parts, Mechanical parts, Marine Hardware, Electric power fitting, Construction parts, Pipe Fitting, Hardware, Auto parts, Valve parts, Industrial parts, Agricultural machinery, Hinges, etc |
| Mode of transport: |
Express /Air Freight Priority/Sea Freight/As Customer Requirements |
| Service |
To chart to sample production; OEM / ODM |
| Packing details |
Standard package/Pallet or Container/As per customized specifications |
| MOQ |
Small order is accepted |

Choose Your Ideal Packaging Solution
Our meticulous packaging process includes secure cartons inside, encased in sturdy wooden cases outside for maximum protection.
1. Durable wooden cases for reliable protection.
2. Lightweight and versatile paper packaging.
3. Shock-absorbent foam packing for delicate items.
We customize packing based on product specifications or adhere to customer preferences for maximum satisfaction.
Transportation
Expect delivery within 6-36 working days after your order is confirmed.
Delivery timelines are contingent on the nature of the items and the order quantity.
1. For packages under 50 kg, opt for express services like DHL, UPS, FedEx, TNT, or EMS for on-demand, door-to-door convenience.
2. For shipments ranging from 50 kg to 200 kg, air freight offers a speedy and secure, albeit premium, transit option.
3. For consignments over 200 kg, consider sea freight for economy, though it requires longer transit times.
4. We can accommodate specific delivery requests as per client instructions.
5. Our commitment is to select the most cost-effective and secure shipping methods tailored to your needs.
Estimated Arrival Times
Air transport delivers within 1-7 days, ensuring swift service.
Sea transport ranges from 2 to 60 days, offering flexibility and cost-efficiency.
International Express promises expedited delivery within 1-10 days.
Land transportation ensures delivery within 5-28 days, blending speed and efficiency.







1. Q:How quickly can you quote?
A:Within 24 hrs if we have detailed drawings and requirements.
2. Q:What information do you need for quoting?
A: Please provide the 2D/3D drawings (PDF/DWG/DXF/IGS/STP/SLDPRT/etc) and advise material, finish, and quantity.
3. Q:What's the MoQ for parts?
A:Mainly subject to your parts or projects, we are willing to make prototypes for you as a small quantity test run.
4. Q:What's the normal production lead time?
A:For initial samples, within 10-15 days. 30 days for mass production; but If mold is required, please add 20-40 days.
5. Q:What about the after-sales service?
A:Please feel free to contact us for any quality issues, we will take responsibility for any products with quality issues at our expense, meanwhile, we will track down and record the issues to avoid them for the future.
6. Q:What are your payment terms?
A:30% down payment before production by T/T; 70% balance to be paid upon production completion.
7. Q:Will my drawings or samples be safe after they are sent to you?
A:Yes, we are willing to sign an NDA with you if required, your drawings and samples will be kept well and maintained confidential.