Quality and inspection
Every clamp we ship is built to the specifications published on this site. Where a customer requires inspection, we arrange it before shipment.
Registered designs
Two Chinese design patents cover the appearance of our clamps. Both were filed on 15 January 2025 and granted in September 2025 by the China National Intellectual Property Administration (CNIPA).
| Product | Patent number | Filed | Granted | Publication no. |
|---|---|---|---|---|
| F-clamp | ZL 2025 3 0024613.8 | 15 Jan 2025 | 12 Sep 2025 | CN 309489885 S |
| Ratchet A-clamp | ZL 2025 3 0024614.2 | 15 Jan 2025 | 5 Sep 2025 | CN 309477934 S |
What is checked before packing
- Rod diameter against the specified size (8 mm on the 4″ model, 18 mm on 6″ to 36″)
- Clamping range and counter range against the published figures
- Trigger release: opens and locks without sticking
- Jaw pads seated and undamaged
- Carton weight against the packing table
Test reports and market requirements
We do not publish certification marks we do not hold. Tell us your destination market and we will confirm which test reports and documents we can supply for that market, and provide them for your review before you order.
Inspection and samples
Third-party inspection before shipment can be arranged at your request. Samples are available; contact us with the size and quantity you need.
Company information
| Legal entity | Shandong Lujie Metal Products Co., Ltd. |
|---|---|
| Unified social credit code | 91371312MA7DYNLF86 |
| Established | 24 December 2021 |
| Registered capital | RMB 3,000,000 |
| Legal representative | Chen Shengjie |
| Business scope | Metal products, metal tools, hardware wholesale and retail; import and export of goods and technology |
| Registered address | North of the junction of Fenghuang Avenue and Huayang Road, Hedong District, Linyi, Shandong, China |
| Factory | Building 8, east side, 200 m north of the junction of Fenghuang Avenue and Huayang Road, Jiuqu Street, Hedong District, Linyi, Shandong, China |
Contact
WhatsApp: +86 188 5392 0566
WeChat: +86 188 5392 0566 | +86 188 6664 8298
Phone: +86 188 5392 0566 | +86 188 6664 8298
Email: info@wildleghardware.com
WeChat can be added by searching either phone number.