YEN CHANG HARDWARE HOOK & SPRING FACTORY
延昌五金鉤環彈簧工廠
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1Plants
2Certifications
NT$20–100MRevenue band (est.)
- Unified Business No.
- 56991279
- Industry
- Fabricated Metal Products (25,390)
- Main products
- Other fabricated metal products (10,961)
- Location
- No. 201, Gongming Rd., Budai Vil., Annan Dist., Tainan City 70968, Taiwan (R.O.C.)
Tainan City (8,491) · Annan Dist. (1,234) - Listing
- Not publicly issued (84,625)
- Organisation type
- Sole Proprietorship
- Representative
- Chen Jung-shou
- Phone
- 06-2554123
- Website
- https://www.yenchang.com.tw/
- Exporter
- Yes — registered with the Trade Administration
- Annual revenue band
- NT$20–100M estimated
Certifications 2
- ISO 9001 (4,293)Official registry Expired 2026-08-06 · AFNOR International Certification (Taiwan)
- ISO 9001 (4,293)Self-reported
Processes & materials 17
- Stamping (532) · FormingThird-party audited
- Hardware (784) · Company nameSelf-reported
- Springs (185) · Company nameSelf-reported
- Stainless steel (903) · MetalSelf-reported
- Carbon steel (199) · MetalSelf-reported
- CNC machining (1,033) · MachiningSelf-reported
- Bending (188) · FormingSelf-reported
- EDM (216) · MachiningSelf-reported
- Mould design & manufacturing (644) · MachiningSelf-reported
- Welding (626) · JoiningSelf-reported
- Heat treatment (374) · Surface treatmentSelf-reported
- Grinding (430) · MachiningSelf-reported
- Turning (507) · MachiningSelf-reported
- Riveting (34) · JoiningSelf-reported
- Milling (482) · MachiningSelf-reported
- Anodising (130) · Surface treatmentSelf-reported
- Electroplating (567) · Surface treatmentSelf-reported
Recent changes 1
- Certification expiryISO 9001 certificate expired on 2026-08-06
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