Drawn, formed, welded, assembled, inspected and packed in our own factory, to the drawing you approve. Every photo on this page is from our workshop.
Your belt starts as wire rod and bar in our own store, drawn to size on our own lines.
Checks per material: raw material control on the quality page.
Each belt family has its own forming machines in our workshop.
Robots for repeat edges, skilled hands for custom and wide belts.
Core belt manufacturing, in-process control and final inspection are under our own production management. We would rather tell you clearly than claim everything.
| Process | Who |
|---|---|
| Wire drawing and round bar drawing | In-house |
| Laser cutting of sheet parts | In-house |
| Spiral winding, belt forming, flattening | In-house |
| Welding, incl. 9 automatic welding robots | In-house |
| Assembly, straightening, in-process and final inspection | In-house |
| Packing | In-house |
| Stainless chains of about 25.4–50.8 mm pitch | In-house, depending on specification |
| Carbon steel and other chains | Sourced to specification, checked before shipment |
| Sprocket and gear machining | Partner, to our drawing; checked against the belt |
| Pickling, electropolishing, heat treatment | Qualified partners, arranged with your order |
| Wooden cases | Partner supply; packing done by us |
You approve each step before we build the next one.
Final inspection checks every belt against the approved drawing; it is not a zero-defect or lifetime promise. Lead time is confirmed with each quotation.
From incoming wire and bar to the assembled belt: the steps buyers ask to see on a factory visit or video call. Video factory tours on request.
Yes. Ningjin Yiyi Mesh Belt Co., Ltd. makes metal conveyor belts in its own 27,000 m² factory in Ningjin, Shandong, China, with manufacturing experience since 1998 and 280 units of production and supporting equipment, including 9 automatic welding robots.
Wire and round bar drawing, laser cutting, spiral winding and belt forming, welding, assembly, inspection and packing. Sprocket machining, pickling, electropolishing, heat treatment and some chains are done by partners and checked by us.
Yes. Progress updates are agreed for each order, and you receive measured photos before shipment; a video call from the workshop can be arranged.
Yes. We return our production drawing for your approval, build a trial section where needed, and start production after you approve. Final dimensions follow the drawing you sign.
Yes. Approved drawings and order records are kept, so a repeat order is built to the same drawing.
Yes. Factory visits and buyer audits can be arranged, and third-party inspection can be coordinated on request.
Buyer guides from our production team.