TANG ENG IRON WORKS CO., LTD.
唐榮鐵工廠股份有限公司
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1940Founded
NT$3.5BPaid-in capital
2Plants
3Certifications
1Patents
≥ NT$5BRevenue band
- Unified Business No.
- 75460005
- Industry
- Basic Metals (1,589)
- Main products
- Iron & steel (868)
- Location
- No. 4, Yanhai 2nd Rd., Xiaogang Dist., Kaohsiung City 812050, Taiwan (R.O.C.)
Hsinchu County (1,617) · Hukou Township (522) - Listing
- Listed (TPEx) (890) 2035
- Registration status
- Approved / Active
- Organisation type
- Company Limited by Shares
- Founded
- 1940-05-01
- Paid-in capital
- NT$ 3,500,000,000
- Representative
- Chao Chien-tsai
- Phone
- 07-8022811
- Website
- https://www.tangeng.com.tw/Home
- Exporter
- Yes — registered with the Trade Administration
- Annual revenue band
- ≥ NT$5B
- Ownership
- Group subsidiary / corporate-held · BANK OF TAIWAN、CHINA STEEL CORPORATION、Chung Kuo Steel Co., Ltd.、Chao Ying Tou Tzu Development Co., Ltd.
- Representative tenure
- In office since 2024-07 (2 yrs); last handover 2024-07
- Growth & profitability
- Revenue 2026-09 YoY -7.8%, year-to-date -0.3%
Gross margin 4.9%, operating margin 2.2%, net margin 3.6% (2026-Q2 YTD) - Compliance record
- Environmental penalties: 4 case(s) in 5 years, latest 2026-03-06, fines NT$ 616,000 (stationary air pollution; industrial waste)
Occupational safety penalties: 2 case(s) in 5 years, latest 2026-08-19, fines NT$ 200,000 (Art. 6; Art. 27) — matched by company name
Plants 2
- Jixie Plant · No. 458, Xinxing Rd., Hukou Township, Hsinchu County In production
- Plant · No. 4, Yanhai 2nd Rd., Xiaogang Dist., Kaohsiung City In production
Certifications 3
- ISO 45001 (962)Official registry Valid until 2029-07-02 · Metal Industries Research & Development Centre (MIRDC)
- ISO 9001 (4,293)Official registry Valid until 2029-07-15 · TÜV Rheinland Taiwan Ltd.
- TOSHMS (271)Official registry Valid until 2029-07-02 · Metal Industries Research & Development Centre (MIRDC)
Processes & materials 4
- Stainless steel (903) · MetalThird-party audited
- Stamping (532) · FormingSelf-reported
- Heat treatment (374) · Surface treatmentSelf-reported
- Rolling & roll forming (28) · FormingSelf-reported
Patents 1
- 2020 Antibacterial cutting board
Recent changes 2
- PenaltiesOccupational safety penalties: latest case 2026-08-19; 2 case(s) in 5 years, fines NT$ 200,000
- PenaltiesEnvironmental penalties: latest case 2026-03-06; 4 case(s) in 5 years, fines NT$ 616,000
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