UNITED INDUSTRIAL GASES CO., LTD.
聯亞科技股份有限公司
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1988Founded
NT$2.2BPaid-in capital
8Plants
2Certifications
NT$1–5BRevenue band (est.)
- Unified Business No.
- 22099456
- Industry
- Chemical Materials & Fertilizers (842)
- Main products
- Basic chemical materials (359)
- Location
- No. 3, Lixing 4th Rd., East Dist., Hsinchu City 30078, Taiwan (R.O.C.)
Taichung City (17,121) · Daya Dist. (895) - Listing
- Not publicly issued (84,625)
- Registration status
- Approved / Active
- Organisation type
- Company Limited by Shares
- Founded
- 1988-11-30
- Paid-in capital
- NT$ 2,178,010,080
- Representative
- Wu Chuan-hsiu
- Phone
- 02-27686000#871
- Exporter
- Yes — registered with the Trade Administration
- Annual revenue band
- NT$1–5B estimated
- Ownership
- Group subsidiary / corporate-held · LINDE LIENHWA INDUSTRIAL GASES CO. LTD、NUVOTON TECHNOLOGY CORPORATION
- Representative tenure
- In office since 2024-07 (2 yrs); last handover 2024-07
- Compliance record
- Environmental penalties: 2 case(s) in 5 years, latest 2025-10-31, fines NT$ 20,000 (water pollution)
Labour Standards Act penalties: 1 case(s) in 5 years, latest 2023-11-02, fines NT$ 40,000 (Art. 23) — matched by company name
Occupational safety penalties: 3 case(s) in 5 years, latest 2024-03-07, fines NT$ 160,000 (Art. 27; Art. 21; Art. 243) — matched by company name
Plants 8
- Zhongkegong Plant · No. 8, Keya 1st Rd. (Central Taiwan Science Park), Daya Dist., Taichung City In production
- Keyuangong Keyuan Plant · No. 6, Keyuan S. Rd. (Central Taiwan Science Park), Xitun Dist., Taichung City In production
- Lianfenggong Lianfeng Plant · No. 6-1, Keya 2nd Rd. (Central Taiwan Science Park), Daya Dist., Taichung City In production
- Shugugong Plant · No. 18, Fengling Rd., Xinshi, Tainan City In production
- Plant 3 · No. 3, Lixing 4th Rd. (Hsinchu Science Park), East Dist., Hsinchu City In production
- Plant 2 · No. 10, Lixing 1st Rd. (Hsinchu Science Park), East Dist., Hsinchu City In production
- Plant 1 · No. 12, Yanxin 1st Rd. (Hsinchu Science Park), Baoshan Township, Hsinchu County In production
- Zhunan Plant · No. 160, Kexue Rd. (Hsinchu Science Park), Zhunan Township, Miaoli County In production
Certifications 2
- ISO 45001 (962)Official registry Valid until 2028-01-16 · SGS Taiwan Ltd.
- ISO 50001 (296)Official registry · SGS Taiwan Ltd.
Recent changes 1
- PenaltiesEnvironmental penalties: latest case 2025-10-31; 2 case(s) in 5 years, fines NT$ 20,000
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