Global Green Economy Revolution:

On-Chain Practices of Carbon Credits

1. MTR Corporation (00066.HK) Carbon Credit RWA of Hong Kong Subway

Underlying Asset: Carbon emission reductions from subway energy-saving upgrades

Technology: ISO 20022 standard dynamic valuation

Compliance: Hong Kong Monetary Authority Ensemble Sandbox Supervision

Data: First issued by the Hong Kong Carbon Exchange, with a premium rate of 15% and an annualized return of 4.5%

2. Carbon Cabin Green Bean Sprout (Carbon Shop Holding) Carbon Credit RWA

Underlying Asset: Circular economy再生资源/21 million tons

Technical Foundation: Dual-chain architecture (Bitcoin and Ethereum)

International carbon credit accounting methodology ISO11064/14076

International Data Security: iso27001/27701 privacy standards

Compliance: Jointly with the Macau Carbon International Emission Exchange and the Hainan Carbon International Emission Exchange.

Background: One of the five global executing agencies of the (United Nations Framework Convention on Climate Change and the Paris Agreement), and the only executing agency in China.

3. China Carbon Neutral (01722.HK) Carbon Credit RWA

Underlying Asset: 200,000 tons of carbon credits

Technology: Alliance chain + public chain, dynamically correcting token value

Compliance: Hong Kong Ensemble Sandbox cross-border fundraising

Global Ambitions with Hong Kong and Macau as Wings

Hong Kong and Macau listed companies are building a global RWA infrastructure with the dual engines of "regulatory sandbox + international hub". When the on-chain asset scale exceeds 16 trillion US dollars (McKinsey predicts), this financial revolution led by Hong Kong companies may reshape global asset pricing power.