Unified Business No.

80551069

Industry

Other Chemical Products (2,066)

Main products

Other chemical products n.e.c. (627)

Location

NO.455, SINHE RD. LONGTAN 325, TAOYUAN, TAIWAN↗
Taoyuan City (10,976) · Longtan Dist. (719)

Listing

Listed (TPEx) (890) 4749

Registration status

Approved / Active

Organisation type

Company Limited by Shares

Founded

2003-09-25

Paid-in capital

NT$ 947,328,650

Representative

Chan Wen-hsiung

Phone

03-4072100

Website

https://www.aemc.com.tw/

Exporter

Yes — registered with the Trade Administration

Annual revenue band

≥ NT$5B

Ownership

Group subsidiary / corporate-held · CHANG WAH ELECTROMATERIALS INC.、Chang Hua Tien Tsai Co., Ltd.

Representative tenure

In office since 2018-04 (8 yrs); last handover 2018-04

Growth & profitability

Revenue 2026-09 YoY +11.8%, year-to-date +19.9%
Gross margin 45%, operating margin 25.1%, net margin 25.9% (2026-Q2 YTD)

Compliance record

Environmental penalties: 2 case(s) in 5 years, latest 2025-03-21, fines NT$ 78,000 (toxic chemicals; water pollution)

Plants 3

• Plant · Xinyingcai Plant Site, No. 7, Kanxi Rd., Xinshi, Tainan City↗ In production
• Gaoyuan Plant · No. 188, Ln. 367, Gaoyuan Rd., Longtan Dist., Taoyuan City↗ In production
• Longtan Plant · No. 455, Xinhe Rd., Longtan Dist., Taoyuan City↗ In production

Certifications 2

• CNS 45001 (114)Official registry Valid until 2029-05-05 · Laosheng (UK) Co., Ltd. Taiwan Branch
• ISO 45001 (962)Official registry Valid until 2029-05-05 · Laosheng (UK) Co., Ltd. Taiwan Branch

Patents 41

• 2026 Resin composition, cured layer, manufacturing method for cured layer and etching method
• 2025 Method of using connectable glue bucket for semiconductor process
• 2025 Release agent composition and method for stripping photoresist

Similar companies 10

• EXCEED MATERIAL-TECH CORPORATION · Tainan City NT$20–100M estimated
  Shared: Other chemical products manufacturing n.e.c., Electronic equipment wholesale
• JNC TAIWAN CO., LTD. · Tainan City NT$20–100M estimated
  Shared: Other chemical products manufacturing n.e.c., Electronic equipment wholesale
• Hsin Ying Tsai Co., Ltd. · Kaohsiung City NT$1–5B estimated
  Shared: Other chemical products manufacturing n.e.c., Electronic equipment wholesale
• SYNLINK TECHNOLOGY CO., LTD. · Taoyuan City NT$20–100M estimated
  Shared: Other chemical products manufacturing n.e.c.
• SHENG-WEI CHEMICAL INDUSTRIAL CO., LTD. · Taoyuan City < NT$20M estimated
  Shared: Other chemical products manufacturing n.e.c.
• EVERSMOOTH PRODUCTS CO., LTD. · Taoyuan City NT$20–100M estimated
  Shared: Other chemical products manufacturing n.e.c.
• TAIWAKO CHEMICAL CO., LTD. · Taoyuan City < NT$20M estimated
  Shared: Other chemical products manufacturing n.e.c.
• SHIN NENG METAL SURFACE CHEMICAL CO., LTD. · Taoyuan City < NT$20M estimated
  Shared: Other chemical products manufacturing n.e.c.
• SUN YANG PIONEER CO., LTD. · Taoyuan City NT$20–100M estimated
  Shared: Other chemical products manufacturing n.e.c.
• CHWEN SHYANG ENTERPRISE CO., LTD. · Taoyuan City NT$20–100M estimated
  Shared: Other chemical products manufacturing n.e.c.

Ranked by overlap in processes and materials, registered business activities, certifications and main products; rarer shared traits weigh more. Dissolved companies are excluded.

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