CONTENT INDEX FOR SUSTAINABILITY REPORTING GUIDELINES Aspect A1: Information on (a) the policies; and Emissions (b) compliance with relevant laws and regulations that have a significant impact on the issuer relating to air and greenhouse gas emissions, discharges into water and land, and generation of hazardous and non-hazardous waste. https://www.mtr.com.hk/sustainability/assets/pdf/en/2022/Content-Index.pdf - 2025-07-08