CHENG MEI MATERIALS TECHNOLOGY CORPORATION
誠美材料科技股份有限公司
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2005Founded
NT$5.7BPaid-in capital
1Plants
2Certifications
12Patents
≥ NT$5BRevenue band
- Unified Business No.
- 27790294
- Industry
- Electronic Components (2,523)
- Main products
- Optoelectronic materials & components (469)
- Location
- NO. 13, MUZHAGANG W. RD., NANGUAN VIL.,SHANHUA DIST., TAINAN CITY 741013, TAIWAN (R.O.C.)
Tainan City (8,491) · Shanhua Dist. (160) - Listing
- Listed (TWSE) (1,087) 4960
- Organisation type
- Company Limited by Shares
- Founded
- 2005-05-17
- Paid-in capital
- NT$ 5,717,053,880
- Representative
- Sung Yen-yi
- Phone
- (06)5889988
- Website
- https://www.cmmt.com.tw/
- Exporter
- Yes — registered with the Trade Administration
- Annual revenue band
- ≥ NT$5B
- Ownership
- Group subsidiary / corporate-held · Kan Lin Kuo Chi Wu Liu Co., Ltd.、Ya Po La Han Tou Tzu Co., Ltd.、Cheng Lin Tou Tzu Co., Ltd.
- Representative tenure
- In office since 2024-06 (2 yrs); last handover 2024-06
- Growth & profitability
- Revenue 2026-09 YoY -14.9%, year-to-date -10.3%
Gross margin -0.5%, operating margin -12.6%, net margin -8.7% (2026-Q2 YTD) - Compliance record
- Environmental penalties: 1 case(s) in 5 years, latest 2023-05-23, fines NT$ 300,000 (stationary air pollution)
Labour Standards Act penalties: 5 case(s) in 5 years, latest 2026-06-04, fines NT$ 2,070,000, 1 major (Art. 32; Art. 39) — matched by company name
Occupational safety penalties: 1 case(s) in 5 years, latest 2026-05-19, fines NT$ 100,000 (Art. 6) — matched by company name
Certifications 2
- ISO 50001 (296)Official registry · SGS Taiwan Ltd.
- IATF 16949 (433)Self-reported
Processes & materials 4
- Rubber & silicone (739) · PolymerSelf-reported
- CMM measurement (210) · Assembly & inspectionSelf-reported
- Bending (188) · FormingSelf-reported
- Surface treatment (576) · Surface treatmentSelf-reported
Patents 12
- 2025 Anti-embossing pressure-sensitive adhesive composition and polarizer
- 2025 Multi-angle privacy film and privacy display device
- 2025 Optical film
Recent changes 2
- PenaltiesLabour Standards Act penalties: latest case 2026-06-04; 5 case(s) in 5 years, fines NT$ 2,070,000
- PenaltiesOccupational safety penalties: latest case 2026-05-19; 1 case(s) in 5 years, fines NT$ 100,000
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