聯合光纖通信股份有限公司 2025 Sustainability Report

Report summary

• This page summarizes the 2025 sustainability report and ESG report PDF source for 聯合光纖通信股份有限公司 (4903).
• The reporting period is 2025/01/01 to 2025/12/31, in the 通信網路業 industry.
• third-party information includes verification body 資誠聯合會計師事務所，assurance body 資誠聯合會計師事務所; this can be used to review report verification, assurance, and disclosure standards.
• Compare public disclosure approaches across prior-year and peer reports. Your company’s actual disclosures must still be based on its own data and supporting evidence.

Report details

Company

聯合光纖通信股份有限公司（4903）

Reporting Year

2025

Disclosure Period

2025/01/01 to 2025/12/31

Industry

通信網路業

Third-party information

third-party information includes verification body 資誠聯合會計師事務所，assurance body 資誠聯合會計師事務所

PDF source

The original ESG report PDF can be downloaded or opened from this page

2025 ESG Metrics and Industry Comparison

Greenhouse Gas Emissions

Scope 1 Emissions (Tons CO2e)

76

Reporting Boundary：已完成母公司

Verification：是

Scope 2 Emissions (Tons CO2e)

432

Reporting Boundary：已完成母公司

Verification：是

Scope 3 Emissions (Tons CO2e)

1,735

Reporting Boundary：已完成母公司

Verification：否

Energy Management

Renewable Energy Share

Not disclosed

Reporting Boundary：Not disclosed

Verification：Not disclosed

Water Management

Water Use (Metric Tons)

4,997

Reporting Boundary：母公司

Verification：Not disclosed

Board of Directors

Board Seats (Including Independent Directors)

7

Independent Director Seats

3

Female Director Ratio

42.9%

Ranked 4 among 45 companies in the same industry (percentile 86).

Board Meeting Attendance Rate

92.2%

Ranked 35 among 45 companies in the same industry (percentile 23).

Independent Director Ratio

42.9%

Ranked 16 among 45 companies in the same industry (percentile 25).

Source: Taiwan Stock Exchange / Taipei Exchange, Corporate ESG Disclosure Summary (2025), under the Open Government Data License, version 1.0. Open Government Data License, Version 1.0

How to use this report

• Compare how 聯合光纖通信股份有限公司 structured 通信網路業 sustainability report chapters and material topics in 2025.
• Confirm the reporting period, third-party verification or assurance information, and downloadable ESG report PDF source.
• Mark public disclosures and original page numbers that can be referenced as research materials for planning chapters and indicators for your own company.