Sustainability Report 2023
Extracted ESG KPIs
KPIs are organized by ESG aspects.
The types of emissions and respective emissions data.
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Nitrogen oxides (NOx) emission | tonne | 4587 | 3735 | 4168 | 132 |
| Respirable suspended particulates emission | tonne | 185 | 330 | 481 | 132 |
| Sulfur oxides (SOx) emission | tonne | 1437 | 1111 | 2307 | 132 |
Direct (Scope 1) and energy indirect (Scope 2) greenhouse gas emissions (in tonnes) and, where appropriate, intensity (e.g. per unit of production volume, per facility).
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| GHG intensity (based on operating revenue) | tonne CO2 equivalent/HK$ million | 263.44 | 400.14 | 457.98 | 132 |
| Scope 1 – direct GHG emissions | tonne CO2 equivalent | 1415497 | 2302732 | 2621012 | 132 |
| Scope 2 – energy indirect GHG emissions | tonne CO2 equivalent | 56563 | 67829 | 66371 | 132 |
| Scope 3 – Other indirect GHG emissions | tonne CO2 equivalent | 201028 | 184623 | 249533 | 132 |
| Total GHG emissions (Scopes 1 and 2) | tonne CO2 equivalent | 1472060 | 2370022 | 2687383 | 132 |
| Total GHG emissions (Scopes 1, 2 and 3) | tonne CO2 equivalent | 1673088 | 2554645 | 2936916 | 132 |
Total hazardous waste produced (in tonnes) and, where appropriate, intensity (e.g. per unit of production volume, per facility).
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Hazardous waste intensity (based on operating revenue) | tonne/HK$ million | 71.43 | 26.11 | 33.57 | 132 |
| Volume of hazardous waste generated | tonne | 453655 | 166717 | 215299 | 132 |
Total non-hazardous waste produced (in tonnes) and, where appropriate, intensity (e.g. per unit of production volume, per facility).
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| General industrial solid waste (biocarbon) consumption | MWh | Not yet commissioned | Not yet commissioned | 1012384 | 133 |
| General industrial solid waste (fossil carbon) consumption | MWh | Not yet commissioned | Not yet commissioned | 872745 | 133 |
| Household waste (biocarbon) consumption | MWh | 1346635 | 8789379 | 6429885 | 133 |
| Household waste (fossil carbon) consumption | MWh | 799031 | 7577050 | 5543005 | 133 |
| Non-hazardous waste intensity (based on operating revenue) | tonne/HK$ million | 329.89 | 438.85 | 507.93 | 132 |
| Volume of non-hazardous waste generated | tonne | 2095126 | 2801769 | 3257193 | 132 |
Description of emissions target(s) set and steps taken to achieve them.
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| GHG emission reduction | tonne CO2 equivalent | 3657597 | 3781557 | 3644384 | 132 |
Direct and/or indirect energy consumption by type (e.g. electricity, gas or oil) in total (kWh in '000s) and intensity (e.g. per unit of production volume, per facility).
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Biomass (biocarbon) consumption | MWh | 15011756 | 15304958 | 21357504 | 133 |
| Diesel consumption | MWh | 109291 | 56610 | 91755 | 133 |
| Direct energy consumption | MWh | 9402344 | 29182977 | 27312163 | 133 |
| Energy intensity (based on operating revenue) | MWh/HK$'000 | 1.5 | 4.59 | 4.28 | 133 |
| Ethylene consumption | MWh | 8 | 133 | ||
| Fuel consumption | MWh | 2764 | 133 | ||
| Gasoline consumption | MWh | 4375 | 1855 | 4302 | 133 |
| Heavy oil consumption | MWh | 12693 | 7527 | 25451 | 133 |
| Indirect energy consumption | MWh | 98907 | 101201 | 116137 | 133 |
| Liquefied natural gas (LNG) consumption | MWh | 21 | 145 | 99 | 133 |
| Liquefied petroleum gas (LPG) consumption | MWh | 791 | 722 | 133 | |
| Natural gas consumption | MWh | 44277 | 62311 | 90229 | 133 |
| Purchased electricity | MWh | 92580 | 101201 | 110338 | 133 |
| Purchased steam (heat) | MWh | 6327 | 5799 | 133 | |
| Renewable electricity consumption | MWh | 276985 | 262789 | 289015 | 133 |
| Self-generated electricity consumption | MWh | 697256 | 722996 | 792556 | 133 |
| Self-generated steam (heat) consumption | MWh | 114083 | 4827565 | 55756 | 133 |
| Sold electricity | MWh | (6285708) | (6291582) | (6498329) | 133 |
| Sold hot water (heat) | MWh | N/A | N/A | (28532) | 133 |
| Sold steam (heat) | MWh | (1920575) | (2138625) | (2726384) | 133 |
| Total energy consumption | MWh | 9501251 | 29284178 | 27438090 | 133 |
Water consumption in total and intensity (e.g. per unit of production volume, per facility).
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Total water consumption | m³ | 23521151 | 24557852 | 29382363 | 133 |
| Water consumption intensity (based on operating revenue) | m³/HK$'000 | 3.7 | 3.85 | 4.58 | 133 |
Total workforce by gender, employment type (for example, full- or part-time), age group and geographical region.
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| New employee headcount and ratio | person (%) | 434 (12.1%) | 137 | ||
| New employee headcount and ratio by age: 30 or below | person (%) | 287 (8.04%) | 137 | ||
| New employee headcount and ratio by age: 31–40 | person (%) | 123 (3.45%) | 137 | ||
| New employee headcount and ratio by age: 41–50 | person (%) | 23 (0.64%) | 137 | ||
| New employee headcount and ratio by age: 51 or above | person (%) | 1 (0.03%) | 137 | ||
| New employee headcount and ratio by gender: Female | person (%) | 79 (2.21%) | 137 | ||
| New employee headcount and ratio by gender: Male | person (%) | 355 (9.86%) | 137 | ||
| New employee headcount and ratio by geographical region: Hong Kong | person (%) | 2 (0.06%) | 137 | ||
| New employee headcount and ratio by geographical region: Mainland China | person (%) | 432 (12.10%) | 137 | ||
| Parental leave statistics: Total number of employees applying for parental leave during the year by gender: Female | person | 42 | 137 | ||
| Parental leave statistics: Total number of employees applying for parental leave during the year by gender: Male | person | 66 | 137 | ||
| Parental leave statistics: Total number of employees eligible for parental leave during the year by gender: Female | person | 153 | 137 | ||
| Parental leave statistics: Total number of employees eligible for parental leave during the year by gender: Male | person | 601 | 137 | ||
| Proportion of total annual remuneration: Incremental rate of total annual remuneration of highest paid employee in proportion to the annual percentage growth of the median of the total annual remuneration of all employees (excluding that of the highest paid employee) | -0.71:1 | 137 | |||
| Proportion of total annual remuneration: Total annual remuneration of highest paid employee in proportion to the median of the total annual remuneration of all employees (excluding that of the highest paid employee) | 26.991 | 137 | |||
| Total employee headcount | person | 3889 | 3580 | 3595 | 137 |
| Total employee headcount by age: 30 or below | person | 1286 | 137 | ||
| Total employee headcount by age: 31–40 | person | 1399 | 137 | ||
| Total employee headcount by age: 41–50 | person | 483 | 137 | ||
| Total employee headcount by age: 51 or above | person | 121 | 137 | ||
| Total employee headcount by employment category: Full-time | person | 3569 | 137 | ||
| Total employee headcount by employment category: Part-time | person | 26 | 137 | ||
| Total employee headcount by employment contract: Permanent | person | 3590 | 137 | ||
| Total employee headcount by employment contract: Term | person | 5 | 137 | ||
| Total employee headcount by gender: Female | person | 749 | 137 | ||
| Total employee headcount by gender: Male | person | 2820 | 137 | ||
| Total employee headcount by geographical region: Hong Kong | person | 16 | 137 | ||
| Total employee headcount by geographical region: Mainland China | person | 3553 | 137 | ||
| Working hours (Other workers) | Hour | 9878000 | 8704000 | 8286000 | 138 |
Employee turnover rate by gender, age group and geographical region.
| Indicator | Unit | 2023 | Report Pages |
|---|---|---|---|
| Employee turnover headcount and ratio | person (%) | 419 (11.74%) | 137 |
| Employee turnover headcount and ratio by age: 30 or below | person (%) | 188 (5.27%) | 137 |
| Employee turnover headcount and ratio by age: 31–40 | person (%) | 176 (4.89%) | 137 |
| Employee turnover headcount and ratio by age: 41–50 | person (%) | 41 (1.15%) | 137 |
| Employee turnover headcount and ratio by age: 51 or above | person (%) | 14 (0.39%) | 137 |
| Employee turnover headcount and ratio by gender: Female | person (%) | 89 (2.48%) | 137 |
| Employee turnover headcount and ratio by gender: Male | person (%) | 330 (9.42%) | 137 |
| Employee turnover headcount and ratio by geographical region: Hong Kong | person (%) | 2 (0.06%) | 137 |
| Employee turnover headcount and ratio by geographical region: Mainland China | person (%) | 417 (11.68%) | 137 |
| Parental leave statistics: Total number of employees returning to work after parental leave and remaining in service after 12 months and retention rate during the year by gender: Female | person (%) | 20 (47.62%) | 137 |
| Parental leave statistics: Total number of employees returning to work after parental leave and remaining in service after 12 months and retention rate during the year by gender: Male | person (%) | 32 (48.48%) | 137 |
| Parental leave statistics: Total number of employees returning to work after parental leave and return to work rate during the year by gender: Female | person (%) | 41 (97.62%) | 137 |
| Parental leave statistics: Total number of employees returning to work after parental leave and return to work rate during the year by gender: Male | person (%) | 63 (95.45%) | 137 |
Description of occupational health and safety measures adopted, and how they are implemented and monitored.
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Number and rate of workers covered by externally certified management systems | person (%) | 3350 | 3580 | 3566 | 138 |
| Number and rate of workers covered by internally audited management systems | person (%) | 8828 | 7932 | 7702 | 138 |
| Number and rate of workers covered by occupational health and safety management system | person (%) | 8828 | 7932 | 7702 | 138 |
| Working hours (Employees) | Hour | 7778000 | 7160000 | 7138000 | 138 |
The percentage of employees trained by gender and employee category (e.g. senior management, middle management).
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Employees training ratio (Female) | % | 100% | 100% | 94.26% | 138 |
| Employees training ratio (General and technical employees) | % | 100% | 100% | 93.89% | 138 |
| Employees training ratio (Male) | % | 100% | 100% | 93.19% | 138 |
| Employees training ratio (Middle management) | % | 100% | 100% | 90.64% | 138 |
| Employees training ratio (Senior management) | % | 100% | 100% | 94.64% | 138 |
The average training hours completed per employee by gender and employee category.
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Average training hours per employee (Female) | Hour | 14.61 | 15.06 | 11.85 | 138 |
| Average training hours per employee (General and technical employees) | Hour | 19.21 | 17.68 | 17.64 | 138 |
| Average training hours per employee (Male) | Hour | 20.64 | 17.96 | 17.48 | 138 |
| Average training hours per employee (Middle management) | Hour | 19.99 | 14.21 | 14.7 | 138 |
| Average training hours per employee (Senior management) | Hour | 18.93 | 24.05 | 26.79 | 138 |
Number of suppliers by geographical region.
| Indicator | Unit | 2021 | 2022 | 2023 | Report Pages |
|---|---|---|---|---|---|
| Number of suppliers (Engineering work) | unit | 161 | 171 | 140 | 138 |
| Number of suppliers (Hong Kong) | unit | 68 | 68 | 59 | 138 |
| Number of suppliers (Mainland China) | unit | 2239 | 2617 | 2849 | 138 |
| Number of suppliers (Other services) | unit | 730 | 957 | 754 | 138 |
| Number of suppliers (Overseas) | unit | 1 | 1 | 1 | 138 |
| Number of suppliers (Raw materials and equipment) | unit | 1417 | 1658 | 2014 | 138 |
| Number of suppliers (Total) | unit | 2308 | 2666 | 2908 | 138 |
The types of emissions and respective emissions data.
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Airborne Particulate Matter (PM) Emissions | tonne | 185 | 330 | 481 |
| NOₓ Emissions | tonne | 4587 | 3735 | 4168 |
| SOₓ Emissions | tonne | 1437 | 1111 | 2307 |
Direct (Scope 1) and energy indirect (Scope 2) greenhouse gas emissions (in tonnes) and, where appropriate, intensity (e.g. per unit of production volume, per facility).
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Direct GHG Emissions (Scope 1) | tonne CO2 equivalent | 1415497 | 2302732 | 2621012 |
| Indirect Energy Emissions (Scope 2) | tonne CO2 equivalent | 56563 | 67829 | 66371 |
| Total GHG Emissions | tonne CO2 equivalent | 1673088 | 2554645 | 2936916 |
| Total GHG Emissions Intensity (By Revenue) | tonne CO2 equivalent/HK$ million | 263.44 | 400.14 | 457.98 |
| Total Other Indirect Energy Emissions (Scope 3) | tonne CO2 equivalent | 201028 | 184623 | 249533 |
Total hazardous waste produced (in tonnes) and, where appropriate, intensity (e.g. per unit of production volume, per facility).
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Hazardous Waste Disposed | tonne | 90326 | ||
| Hazardous Waste Incineration | tonne | 45 | ||
| Hazardous Waste Landfilling | tonne | 90280 | ||
| Hazardous Waste Recycled | tonne | 105 | ||
| Total Hazardous Waste | tonne | 453655 | 166717 | 215299 |
| Total Hazardous Waste Intensity (By Revenue) | tonne/HK$ million | 71.43 | 26.11 | 33.57 |
Total non-hazardous waste produced (in tonnes) and, where appropriate, intensity (e.g. per unit of production volume, per facility).
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Non-Hazardous Waste Disposed | tonne | 2095126 | 2801769 | 3257193 |
| Total Non-Hazardous Waste Intensity (By Revenue) | tonne/HK$ million | 329.89 | 438.85 | 507.93 |
Description of emissions target(s) set and steps taken to achieve them.
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| GHG Emissions Reduction Compared to Last Year | tonne CO2 equivalent | 3657597 | 3781557 | 3644384 |
Direct and/or indirect energy consumption by type (e.g. electricity, gas or oil) in total (kWh in '000s) and intensity (e.g. per unit of production volume, per facility).
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Biomass Energy | MWh | 15011756 | 15304958 | 21357504 |
| Diesel Fuel Consumption | MWh | 109291 | 56610 | 91755 |
| Energy Consumption Intensity (By Revenue) | MWh/HK$'000 | 1.5 | 4.59 | 4.28 |
| Gasoline Consumption | MWh | 4375 | 1855 | 4302 |
| Heating Oil Consumption | MWh | 12693 | 7527 | 25451 |
| LNG Consumption | MWh | 21 | 145 | 99 |
| LPG Consumption | MWh | 791 | 722 | |
| Natural Gas Consumption | MWh | 44277 | 62311 | 90229 |
| Purchased Electricity | MWh | 92580 | 101201 | 110338 |
| Purchased Steam | MWh | 6327 | 5799 | |
| Renewable Energy Consumption | MWh | 276985 | 262789 | 289015 |
| Sold Electricity | MWh | -6285708 | -6291582 | -6498329 |
| Sold Heating | MWh | None | None | -28532 |
| Total Direct Energy Consumption | MWh | 9402344 | 29182977 | 27312163 |
| Total Energy Consumption | MWh | 9501251 | 29284178 | 27438090 |
| Total Indirect Energy Consumption | MWh | 98907 | 101201 | 116137 |
Water consumption in total and intensity (e.g. per unit of production volume, per facility).
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Water Consumption | m³ | 23521151 | 24557852 | 29382363 |
| Water Consumption Intensity (By Revenue) | m³/HK$'000 | 3.7 | 3.85 | 4.58 |
Total workforce by gender, employment type (for example, full- or part-time), age group and geographical region.
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Number of Employees Aged 30-50 | person | 1882 | ||
| Number of Employees Aged Above 50 | person | 121 | ||
| Number of Employees Aged Below 30 | person | 1286 | ||
| Number of Employees in Hong Kong | person | 16 | ||
| Number of Employees in Hong Kong and Mainland China | person | 3569 | ||
| Number of Employees in Mainland China | person | 3553 | ||
| Number of Female Employees | person | 749 | ||
| Number of Full-time Employees | person | 3569 | ||
| Number of Male Employees | person | 2820 | ||
| Number of New Employees | person | 434 | ||
| Number of New Employees (Above 50) | person | 1 | ||
| Number of New Employees (Aged 30-50) | person | 146 | ||
| Number of New Employees (Aged Below 30) | person | 287 | ||
| Number of New Employees (Female) | person | 79 | ||
| Number of New Employees (Hong Kong) | person | 2 | ||
| Number of New Employees (Mainland China) | person | 432 | ||
| Number of New Employees (Male) | person | 355 | ||
| Number of Part-time Employees | person | 26 | ||
| Number of Total Employees | person | 3889 | 3580 | 3595 |
| Percentage of Employees Aged 30-50 | % | 52.36 | ||
| Percentage of Employees Aged Above 50 | % | 3.37 | ||
| Percentage of Employees Aged Below 30 | % | 35.78 | ||
| Percentage of Employees in Hong Kong | % | 0.45 | ||
| Percentage of Employees in Hong Kong and Mainland China | % | 99.28 | ||
| Percentage of Employees in Mainland China | % | 98.83 | ||
| Percentage of Female Employees | % | 20.84 | ||
| Percentage of Full-time Employees | % | 99.28 | ||
| Percentage of Male Employees | % | 78.43 | ||
| Percentage of New Employees | % | 12.1 | ||
| Percentage of Part-time Employees | % | 0.72 |
Employee turnover rate by gender, age group and geographical region.
| Standard Indicator | Unit | 2023 |
|---|---|---|
| Percentage of Employees still Employed 12 Months after Return to Work (Female) | % | 47.62 |
| Percentage of Employees still Employed 12 Months after Return to Work (Male) | % | 48.48 |
| Turnover Rate of Employees Aged 30-50 | % | 6.04 |
| Turnover Rate of Employees Aged Above 50 | % | 0.39 |
| Turnover Rate of Employees Aged Below 30 | % | 5.27 |
| Turnover Rate of Employees in Hong Kong | % | 0.06 |
| Turnover Rate of Employees in Mainland China | % | 11.68 |
| Turnover Rate of Female Employees | % | 2.48 |
| Turnover Rate of Male Employees | % | 9.42 |
| Turnover Rate of Total Employees | % | 11.74 |
Description of occupational health and safety measures adopted, and how they are implemented and monitored.
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Number of People Receiving Training on Work Safety | person | 8828 | 7932 | 7702 |
The percentage of employees trained by gender and employee category (e.g. senior management, middle management).
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Percentage of Employees Trained | % | 100 | 100 | 93.89 |
| Percentage of Trained Female Employees | % | 100 | 100 | 94.26 |
| Percentage of Trained Male Employees | % | 100 | 100 | 93.19 |
| Percentage of Trained Middle Management | % | 100 | 100 | 90.64 |
| Percentage of Trained Senior Management | % | 100 | 100 | 94.64 |
The average training hours completed per employee by gender and employee category.
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Average Training Hours (Female) | Hour | 14.61 | 15.06 | 11.85 |
| Average Training Hours (Male) | Hour | 20.64 | 17.96 | 17.48 |
| Average Training Hours (Middle Management) | Hour | 19.99 | 14.21 | 14.7 |
| Average Training Hours (Senior Management) | Hour | 18.93 | 24.05 | 26.79 |
| Average Training Hours per Employee | Hour | 19.21 | 17.68 | 17.64 |
Number of suppliers by geographical region.
| Standard Indicator | Unit | 2021 | 2022 | 2023 |
|---|---|---|---|---|
| Number of Suppliers in Hong Kong | unit | 68 | 68 | 59 |
| Number of Suppliers in Mainland China | unit | 2239 | 2617 | 2849 |
| Number of Suppliers in Overseas | unit | 1 | 1 | 1 |
| Number of Total Suppliers | unit | 2308 | 2666 | 2908 |