| Performance Summary (Interactive Dashboard)

Sustainability Performance Summary

ESG Interactive Dashboard - Performance Tracking across Governance, Environment, and Social Aspects

Greenhouse Gas Emissions (by Scope)

Scope 2022 2023 2024
Direct Emissions (Scope 1) 82.15 147.33 110.10
Indirect Emissions (Scope 2) 758.72 1,104.86 1,081.44
Other Indirect (Scope 3) 171.06 552.49 322.26

Total Greenhouse Gas Emissions

Year 2022 2023 2024
Total Emissions (tCO2e) 1,011.94 1,804.68 1,513.79
Emission Intensity (tCO2e/million NTD) 0.23 0.43 0.39

Employee Structure Changes

Employee Type 2022 2023 2024
Full-time Employees 526 500 460
Contract Employees 97 108 104
Total Employees 617 601 559
Part-time Employees 6 7 5
Non-employee Workers 8 57 34

Annual Health Expenditure

Year 2022 2023 2024
Health Expenditure (NTD thousand) - 3,317 3,800

Operating Revenue (Consolidated)

Year 2022 2023 2024
Amount (NTD thousand) 4,346,640 4,179,561 3,930,226

Retained Economic Value

Year 2022 2023 2024
Amount (NTD thousand) 3,559,404 3,370,487 3,088,571

Information Security Investment

Year 2022 2023 2024
Amount (NTD thousand) 2,201 2,339 2,209

Local Procurement in Taiwan

Year 2022 2023 2024
Local Procurement Amount (NTD thousand) 3,153,033 2,823,950 2,446,130
Total Procurement Amount (NTD thousand) 3,417,920 2,987,400 2,727,961
Local Procurement Ratio (%) 92.25 94.53 89.67

Notes

  • Differences in Environmental Data Scope: The 2022 data boundary only covers TSTI, different from 2023-2024. In 2022, Scope 1 covers official car gasoline, Scope 2 electricity, Scope 3 transport diesel; 2022 electricity emission factor is 0.495 kgCO2e/kWh.
  • Environmental Data 2023-2024: Scope 1 includes fugitive and mobile emission sources, Scope 2 purchased electricity, Scope 3 employee commuting and other indirect emissions; 2023 electricity emission factor is 0.494 kgCO2e/kWh; 2024 is 0.474 kgCO2e/kWh. See "Environmental Sustainability > Green Disclosure" section for details.
  • Social Data Explanation: No complete data for non-employee workers in 2022; 2023 data boundary includes subsidiaries.