: Green bonds refer to debt securities issued with special purposes to raise capital to invest in environmentally-friendly projects such as renewable energy projects or social infrastructure.

: Social bonds refer to debt securities issued to raise capital to invest in businesses that can create social values.

: Sustainability bonds refer to debt securities issued to fund businesses that are environmentally-friendly and can create social values

: Sustainability-Linked Bonds refer to debt securities for which the financial and/or structural characteristics can vary depending on whether the issuer achieves predefined Sustainability/ESG objectives