Environmental

GHG Emissions

Item 2021 2022 2023 2024 
Direct emissions
(Scope 1) (t-CO₂e)
17,887.470 19,185.3151 18,874.8892 20,315.1166
Indirect emissions
(Scope 2) (t-CO₂e)
716,979.2586 694,912.721 645,490.6474 604,979.4866
Total emissions
(Scope 1+2) (t-CO₂e)
734,866.7286 714,098.0361 664,365.5366 625,294.6032
Emission intensity
(t-CO₂e/million NTD)
4.11 3.92 3.52 3.24
Coverage in revenue( % ) 100 100 100 100

Energy

Item 2021 2022 2023 2024 
Total consumption of "non-renewable energy"( MWh ) 1,479,259 1,418,106 1,352,808 1,323,953
Total amount of "purchased or self-produced" renewable energy ( MWh ) 111 24,049 73,575 72,604
Coverage( % ) 100 100 100 100

Self-installed Renewable Power System

Item 2021 2022 2023 2024 
Installed capacity of self-installed renewable power systems (kWp) 4,506 4,658 5,557 12,059.4

Green Procurement

Item 2020 2021 2022 2023
Green procurement amount ( million NTD ) 904 14,994 17,605 18,238
Percentage of green procurement amount ( % ) 1.08 22.37 28.67 29.39

Local Procurement

Item 2020 2021 2022 2023
Percentage of local procurement( % ) 80 89 97 96

Data Center Energy Efficiency

Item 2020 2021 2022 2023
Average energy efficiency( PUE ) 1.67 1.66 1.647 1.626
Coverage (in total ICT group) (%) 100 100 100 100

Power Consumption

Item 2021 2022 2023 2024
Goal of Power Consumption
(100M kWh)
15.17 15.23 15.18 15.03
Total power consumed
(100M kWh)
14.28 13.89 13.77 13.53

Water Consumption

Water Resources( in million m3 ) 2020 2021 2022 2023
Water withdrawal 2.297 2.170 2.175 2.168
Water discharge 0.680 0.598 0.566 0.635
Total net fresh water consumption 1.617 1.572 1.609 1.533

Waste Disposal


2020 2021 2022 2023
Waste recycled/reused(metric ton) 3,846.6950 5,455.5190 5,220.0486 5,179.5849
Total waste disposed(metric ton) 3,498.1613 3,414.4116 1,912.969 1,875.1916
Waste landfilled(metric ton) 0 0 0 0
Waste incinerated with energy recovery(metric ton) 3,484.2413 3,369.5316 1,912.969 1,875.1916
Incinerated without energy recovery(metric ton) 0 0 0 0
Waste otherwise disposed: Outsourcing(metric ton) 13.92 44.88 0 0
Waste with unknown disposal method(metric ton) 0 0 0 0
Data Coverage(%) 100 100 100 100

Paperless Services

Item 2021 2022 2023 2024
Paperless bills (in 10K) 1,994 2,039 2,072 2,112
Ratio of paperless bills (%) 71 72 73 73
Sheets of paper saved
(in K)
590,000 611,603 621,560 633,598
Trees in conversion 54,382 55,600 56,505 57,600
Carbon emissions reduced (metric ton) 10,768 11,009 11,188 11,405




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