SMEsync is a transformative platform designed to help small and medium enterprises (SMEs) streamline their environmental, social and governance (ESG) data management. It improves access to green finance by providing an ESG risk rating, a greenhouse gas (GHG) inventory, and a net-zero roadmap. Leveraging machine learning and business intelligence, SMEsync analyzes public data to establish industry benchmarks and visualises compliance metrics aligned with global standards. Built on AWS and integrated with the Xinghuo BIF ecosystem, this open SaaS platform empowers SMEs to pursue sustainable growth and strategic environmental compliance.