Unified Business No.

12516241

Industry

Tobacco Manufacturing (1,186)

Listing

Listed (TWSE) (1,087) 2433

Founded

1984-08-30

Paid-in capital

NT$ 1,444,960,110

Phone

23458009

Website

http://www.eosasc.com.tw

Exporter

Yes — registered with the Trade Administration

Annual revenue band

NT$1–5B

Ownership

Group subsidiary / corporate-held · Chen Tan International Co., Ltd.

Representative tenure

In office since 2016-08 (10 yrs); last handover 2016-08

Growth & profitability

Gross margin 35.7%, operating margin 14.2%, net margin 11.8% (2026-Q2 YTD)

Compliance record

Labour Standards Act penalties: 1 case(s) in 5 years, latest 2023-12-04, fines NT$ 50,000 (Art. 30) — matched by company name

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