TAIWAN PROSPERITY CHEMICAL CORPORATION
信昌化學工業股份有限公司
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1Plants
3Certifications
NT$1–5BRevenue band (est.)
- Unified Business No.
- 86120031
- Industry
- Chemical Materials & Fertilizers (842)
- Main products
- Basic chemical materials (359)
- Location
- 7 F., No. 301, Songjiang Rd., Zhongshan Dist., Taipei City 104070, Taiwan (R.O.C.)
Kaohsiung City (7,253) · Linyuan Dist. (165) - Listing
- Not publicly issued (84,625)
- Organisation type
- Company Limited by Shares
- Representative
- Hsieh Hsien-cheng
- Phone
- 02-2563-3228
- Exporter
- Yes — registered with the Trade Administration
- Annual revenue band
- NT$1–5B estimated
- Ownership
- Group subsidiary / corporate-held · CHANG CHUN PLASTICS CO., LTD.
- Representative tenure
- In office since 2021-08 (5 yrs); last handover 2021-08
- Compliance record
- Environmental penalties: 19 case(s) in 5 years, latest 2026-03-10, fines NT$ 2,552,000 (industrial waste; stationary air pollution; toxic chemicals)
Labour Standards Act penalties: 2 case(s) in 5 years, latest 2026-05-12, fines NT$ 100,000 (Art. 24) — matched by company name
Certifications 3
- ISO 14001 (1,159)Official registry Valid until 2028-10-03 · Metal Industries Research & Development Centre (MIRDC)
- ISO 45001 (962)Official registry Valid until 2028-01-20 · Metal Industries Research & Development Centre (MIRDC)
- ISO 9001 (4,293)Official registry Valid until 2026-10-31 · Metal Industries Research & Development Centre (MIRDC)
Recent changes 3
- Certification expiryISO 9001 certificate expired on 2026-10-31
- PenaltiesLabour Standards Act penalties: latest case 2026-05-12; 2 case(s) in 5 years, fines NT$ 100,000
- PenaltiesEnvironmental penalties: latest case 2026-03-10; 19 case(s) in 5 years, fines NT$ 2,552,000
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