Group 1 - The "Suzhou Day" event was held in Osaka, Japan, showcasing Suzhou's unique cultural heritage through various intangible cultural heritage performances, including Suzhou embroidery and Kunqu opera [1][2] - Suzhou has a strong foreign investment presence, with 19,000 foreign enterprises operating in the city and 493 projects established by 178 Fortune Global 500 companies, making Japan the third-largest source of foreign investment in Suzhou [1] - The event highlighted Suzhou's commitment to sustainable development through its carbon neutrality service platform, which provides a one-stop service chain for carbon reduction needs of small and medium-sized enterprises [2] Group 2 - The theme of the 2025 Osaka World Expo is "Building Future Society, Imagining Tomorrow's Life," with a focus on sustainable socio-economic systems, aligning with Suzhou's initiatives [2] - Suzhou's cultural and economic strategies intertwine traditional heritage with modern practices, presenting a comprehensive picture of sustainable development and open collaboration [2]