ESG-Social

Sustainability Performance Indicators-Social

Occupational Health and Safety (OHS)

2022 2023 2024 2025
Total Man-Hour CTCI 7,437,934 11,303,273 12,463,215 15,159,900
Contractor 23,473,431 12,237,814 15,494,404 11,280,568
Total 30,911,365 23,541,087 27,957,619 26,440,468
Fatalities CTCI 0 0 0 0
Contractor 男2( B ) 0 女1( A ) 男1( A )
Recordable work-related injury cases CTCI 0 0 1 0
Contractor 12 5 6 6註3
Fatality Rate CTCI 0 0 0 0
Contractor 0.02 0 0.01 0.02
Major Occupational Injury Rate CTCI 0 0 0 0
Contractor 0 0 0 0
OSHA Total Recordable Case Rate
(TRCR)		 CTCI 0 0 0.02 0
Contractor 0.1 0.08 0.08 0.11
Total 0.08 0.04 0.05 0.05
Lost Time Incident Rate (LTIR) CTCI 0 0 0 0
Contractor 0.04 0.05 0.05 0.04
Total 0.03 0.025 0.03 0.02
Formula and description :
1. Total Work Hours (For CTCI, the figure is retrieved from the work hours reporting system; for subcontractors, the figure is an estimate calculated from the number of workers that were sent out to the sites)
2. Fatal Hazard Category (A : Falling and tumbling/B : Object collapse)
3. Contractors Recordable Work-Related Injury Cases (Falling and tumbling : 3 / Electric shock: 1 / Object collapse: 2)
4. Fatality Rate = (Number of mortality) * 200,000/Total work hours.
5. Major Occupational Injury Rate = (Number of major occupational injuries: disability cases with no chance of recovery within 6 months, excluding mortality) * 200,000/Total work hours.
6. OSHA Total Recordable Case Rate (TRCR) = (Number of OSHA Recordable Cases, including all work-related mortality, days away, restricted or job transfer, and medical treatment) x200,000/Total work hours.
7. Lost-Time Incident Rate (LTIR) = (Number of Lost-Time Injuries, including lost time accidents) x 200,000 / Total work hours.

Human Capital Development

Training Effectiveness
Total cost of training Average training fees
2022 2023 2024 2025 2022 2023 2024 2025
16,985,741 19,397,445 20,735,727 21,459,031 5,598.46 5632.23 5816.47 6274.57
Total training hours Average training hours
2022 2023 2024 2025 2022 2023 2024 2025
197,803 251,431 260,462 261,817 65.2 73.01 73.06 76.55 

Training Hours Statistics
Occupational
classification		 2022 2023 2024 2025
Total training hours Total training hours Average hours Total training hours Average hours Total training hours Average hours Total training hours Average hours
Gender Male Female Male Female Male Female Male Female Male Female Male Female Male Female Male Female
Senior Manager 1,158 75 48.26 37.5 1,435 136 47.83 68 2,181.50 58 68.17 29 2,098.50 30.5 61.72 30.5
Mid-level Manager 39,916 4,019 79.2 71.77 33,402.50 3,692 64.11 61.53 40,075.50 5841 73.4 78.93 34,085 5,266.50 60.01 63.45
Junior Supervisor 41,623 9,123 61.21 63.8 45,833 10,051 64.55 62.82 50,219.50 11755 68.42 73.93 40,582.50 9,307 60.3 67.93
Engineers 60,136 17,090 71.34 65.73 100,198.50 28,123.50 98.62 87.34 86,775.50 27794.5 84.66 86.86 113,828 41,095 120.2 132.99
Specialists 2,259 21,495 32.26 63.04 2,821 23,798.50 36.17 56.93 3,377.50 31354.5 37.53 69.22 2,372 12,556 22.59 27.47
Technicians 687 222 8.08 8.54 1,614 326 15.67 13.58 863.5 166 7.85 8.3 488 107 5.25 8.23
Total 145,778 52,025.50 66.08 62.83 185,304 66,127 75.39 67.07 183,493 76,969.00 72.33 74.87 193,454 68,362 79.94 68.36

New Hires and Turnover

CTCI Newly Hired Employees
2022 2023 2024 2025
Number of
recruits		 Percentage
of
people (%)		 Number of
recruits		 Percentage
of
people (%)		 Number of
recruits		 Percentage
of
people (%)		 Number of
recruits		 Percentage
of
people (%)
Gender Male 538 24.39 580 23.6 355 13.99 280 11.57%
Female 263 31.76 277 28.09 155 15.08 132 13.20%
Age Under age 30 336 62.92 364 51.93 213 29.67 163 24.92%
Age 30-50 339 21.31 381 21.3 213 11.43 175 9.56%
Over age 50 126 13.86 112 11.74 84 8.54 74 7.91%
Management
Position		 Senior Manager 2 8 0 0 0 0 3 8.57%
Mid-level Manager 12 2.14 13 2.24 12 1.94 31 4.76%
Junior Manager 95 11.54 116 13.33 52 5.82 40 4.94%
Non
Management
position		 Engineers 473 42.88 516 38.57 305 22.68 235 18.71%
Specialists 155 37.71 177 35.69 114 20.99 75 13.35%
Technicians 64 57.66 35 27.56 27 20.77 28 26.42%
Nationality Taiwan 774 26.16 804 24.14 491 14.26 397 12.00%
Oversea 27 36 53 46.9 19 15.57 15 13.27%
Rate of Newly Employed 26.4 24.88 14.31 12.05%
Total Number of Recruits 801 857 510 412
Average Recruitment Expenses (NT$) 13,449.60 13,133.80 13,045.50 13,591.60
Note:
1. Definition of Management Position: Senior Manager refers to the position of Vice President and above. Mid-level Manager include chief engineer, deputy chief engineer, assistant chief engineer, and senior specialist. Junior Manager include head of engineer, senior engineer, specialist I, and specialist II. The classification of all subsequent data shall be consistent with this definition.
2. Includes Pakistan, Indonesia, Malaysia, Philippines, Vietnam and Thailand,
3. Recruitment rate: Number of newly recruited employees/number of employees in the current year.

CTCI Employee Turnover

Overview
2022 2023 2024 2025
Number of
recruits		 Percentage
of
people (%)		 Number of
recruits		 Percentage
of
people (%)		 Number of
recruits		 Percentage
of
people (%)		 Number of
recruits		 Percentage
of
people (%)
Gender Male 323 14.64 299 12.16% 295 11.63 379 15.66%
Female 118 14.25 113 11.46 145 14.11 154 15.40%
Age Under age 30 78 14.61 85 12.13 113 15.74 118 18.04%
Age 30-50 245 15.4 210 11.74 212 11.38 263 14.36%
Over age 50 118 12.98 117 12.26 115 11.69 152 16.26%
Management
Position		 Senior Manager 8 32 1 3.13 0 0 3 8.57%
Mid-level Manager 49 8.73 43 7.4 35 5.65 66 10.14%
Junior Manager 99 12.03 85 9.77 83 9.29 82 10.12%
Non
Management
position		 Engineers 197 17.86 182 13.6 216 16.06 260 20.70%
Specialists 66 16.06 81 16.33 81 14.92 97 17.26%
Technicians 22 19.82 20 15.75 25 19.23 25 23.58%
Nationality Taiwan 425 14.36 399 11.98 431 12.52 511 15.45%
Oversea 16 21.33 13 11.5 9 7.38 22 19.47%
Full-time
Employee		 Voluntary turnover rate(%) 8.83 5.95 5.81 6.87
Involuntary turnover rate(%) 0.59 0.64 0.53 1.08
Ratio of turnover due
to poor performance
appraisal (%)		 0.33 0.03 0.08 0.12
Total turnover rate(%) 9.75 6.62 6.42 8.07
Contract employee and temporary 4.78 5.34 5.92 7.51
Note:
1. The above calculation of turnover rate is based on all employees as the denominator.
2. Includes India, Indonesia, Malaysia, Thailand and. South Africa
3. The reasons for involuntary turnover include contract expiration, retirement due to age, death, etc.
4. Most of the contract and temporary employees are hired to work on individual projects. In recent years, domestic construction projects have been completed one after another, resulting in a high turnover rate as these employees are unable to keep providing labor services.

Human Rights Assessment

Human rights due diligence
Year 2022 2023 2024 2025
human rights due diligence coverage rate 100 100 100 100

Community Engagement

Activity Category 2022 2023 2024 2025
Amount
Invested
(NTD)		 Percentage
(%)		 Amount
Invested
(NTD)		 Percentage
(%)		 Amount
Invested
(NTD)		 Percentage
(%)		 Amount
Invested
(NTD)		 Percentage
(%)
Charity activity 1,860,208 9% 1,607,746 4% 4,536,952 16% 6,502,549 19%
Community investment 10,991,123 53% 25,757,191 69% 12,857,304 45% 10,734,342 31%
Commercial activities 7,768,582 38% 10,113,949 27% 11,301,690 39% 17,171,820 50%
Total 20,619,913 100% 37,478,886 100% 28,695,946 100% 34,408,711 100%

Investment Method 2022 2023 2024 2025
Amount
Invested
(NTD)		 Percentage
(%)		 Amount
Invested
(NTD)		 Percentage
(%)		 Amount
Invested
(NTD)		 Percentage
(%)		 Amount
Invested
(NTD)		 Percentage
(%)
Cash donations 17,737,413 86.02% 18,335,409 48.92% 24,369,000 84.92% 26,868,207 78%
Goods donations 48,320 0.23% 324,480 0.87% 194,682 0.68% 548,132 2%
Volunteering 2,106,250 10.22% 2,081,157 5.55% 3,371,364 11.75% 2,883,807 8%
Management Cost 727,930 3.53% 16,737,840 44.66% 750,900 2.65% 4,108,565 12%

Year 2022 2023 2024 2025
Lobbyists/organizations, interest groups 0 0 0 0
Political organizations, candidates 0 0 0 0
Industry/trade associations, or tax-free
organizations (such as think tanks)		 19,195,000 17,592,000 24,481,000 19,221,000
Other (such as election proposals,
referendums, etc.)		 0 0 0 0
Total 19,195,000 17,592,000 24,481,000 19,221,000
Data coverage ratio (%) 100 100 100 100

Sustainable Supply Chain

Supplier Self-Assessment Questionnaire
Year 2023 2024 2025
Type Number of suppliers
that
completed question		 Response rate
(%)		 Number of suppliers
that
completed question		 Response rate
(%)		 Number of suppliers
that
completed question		 Response rate
(%)
Tier 1 suppliers 128 91 184 93 109 98
Significant Tier 1 suppliers 44 100 56 100 36 100
Significant non-Tier 1 suppliers 81 100 190 100 64 100