Custom Gears Built Around Your Drawing

Review product fit, manufacturing requirements, and inspection scope before a quotation is prepared.

SINOF manufacturing evidence

Manufacturing evidence

SINOF operator setting up a CNC gear hobbing machine in the production workshop

Inside the Changsha workshop: CNC gear hobbing, belt processing, inspection, storage, packing, and the teams behind production.

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Quality planning before production

SINOF quality team reviewing a measured component in the inspection area

Accuracy and inspection claims are tied to the released drawing, measurable characteristics, agreed methods, and required records.

Review quality planning

Start with a controlled technical package

Include the drawing revision, quantity, material, heat treatment, accuracy target, inspection needs, application context, and requested delivery date.

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