This achievement underscores WuXi AppTec's enduring commitment to sustainability and its belief in driving long-term value through responsible growth for a healthier future. MSCI is a leading provider of critical decision support tools and services for the global investment community. Its ESG ratings assess companies on financially relevant sustainability risks and opportunities, enabling investors to better understand a company's sustainable development performance and make more informed investment decisions. The MSCI ESG rating system includes seven levels, from AAA (highest) to CCC (lowest), with AAA and AA considered leader ratings. WuXi AppTec earned the AAA leader rating for its outstanding performance in areas such as Product Safety and Quality, Human Capital Development, and Corporate Governance. Previously, the company maintained an AA rating for four consecutive years, demonstrating consistent leadership in ESG performance.