
Wiedson Hi-Wits Precision manufactures diesel spare parts–based precision mechanical products, delivering ultra-fine geometric accuracy supported by advanced machining and inspection equipment.
Nantong Wiedson Hi-Wits Precision Co., Ltd. is an ISO 9001 registered manufacturer focused on mechanical products, built on a foundation of diesel spare parts and expanded to meet diverse customer requirements.
Backed by investment from Wiedson (Singapore) Int’l Pte Ltd, the company produces a broad range of precision mechanical components and assemblies tailored to specification. Its production capability is supported by a wide range of lathes, grinders, and inspection equipment.
With robust in-house measuring and machining resources, the company targets high geometric precision, including surface finish up to Ra 0.05 μm, flatness to (1) lightband per inch, and roundness to 0.05 μm. Wiedson Hi-Wits positions itself as a modern enterprise committed to dependable quality and long-term cooperation with global customers.

Nantong Wiedson Hi-Wits Precision Co., Ltd. manufactures mechanical products with diesel spare parts as a core foundation, and delivers customized solutions to meet customer requirements across a range of applications.
| Metric | Capability |
|---|---|
| Surface finish | Ra 0.05 μm |
| Flatness | (1) Lightband/Inch |
| Roundness | 0.05 μm |
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