LANDMARK OPTOELECTRONICS CORPORATION

聯亞光電工業股份有限公司

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1997Founded

NT$1.0BPaid-in capital

2Plants

5Certifications

6Patents

NT$1–5BRevenue band

Unified Business No.: 16022634
Industry: Electronic Components (2,523)
Main products: Optoelectronic materials & components (469)
Location: No. 12, Nanke 9th Rd., Shanhua Dist., Tainan City 741014, Taiwan (R.O.C.)
Tainan City (8,491) · Shanhua Dist. (160)
Listing: Listed (TPEx) (890) 3081
Registration status: Approved / Active
Organisation type: Company Limited by Shares
Founded: 1997-06-02
Paid-in capital: NT$ 1,017,690,040
Representative: Lo Chi-sheng
Phone: (06)5058999
Website: https://www.lmoc.com.tw/
Exporter: Yes — registered with the Trade Administration
Annual revenue band: NT$1–5B
Ownership: Group subsidiary / corporate-held · Hua Sheng Kuo Chi Tou Tzu Co., Ltd.
Representative tenure: In office since 2018-03 (8 yrs); last handover 2018-03
Growth & profitability: Revenue 2026-09 YoY +190.2%, year-to-date +136.3%
Gross margin 56.3%, operating margin 44.5%, net margin 37% (2026-Q2 YTD)
Compliance record: Occupational safety penalties: 1 case(s) in 5 years, latest 2022-04-21, fines NT$ 60,000 (Art. 287) — matched by company name

Plants 2

Plant · No. 12, Nanke 9th Rd., Shanhua Dist., Tainan City In production
Tainan Plant 2 · No. 9, Xishan 1st Rd., Shanhua Dist., Tainan City In production

Optoelectronics (337) · Company nameSelf-reported
Optical communication (2) · Extracted from websiteSelf-reported
Gallium arsenide (GaAs) epitaxial wafer (1) · Extracted from websiteSelf-reported
Indium phosphide (InP) epitaxial wafer (1) · Extracted from websiteSelf-reported
Epitaxial growth (1) · Extracted from websiteSelf-reported
APD epitaxial wafer (1) · Extracted from websiteSelf-reported
DFB laser epitaxial wafer (1) · Extracted from websiteSelf-reported
EML laser epitaxial wafer (1) · Extracted from websiteSelf-reported
PIN photodiode epitaxial wafer (1) · Extracted from websiteSelf-reported