Group 1 - The upcoming Shanghai Cooperation Organization (SCO) summit in Tianjin highlights the city's vibrant and welcoming atmosphere, characterized by its unique cultural identity as an "E city" [1][11] - Tianjin's cultural landscape is a blend of diverse influences, showcasing its hospitality through local cuisine and a commitment to embracing global cultures, aligning with the SCO's principles of openness and inclusivity [3][4] - The city has made significant strides in environmental sustainability, with a reported over 30% reduction in PM2.5 levels over the past decade and a projected 35% share of clean energy usage by 2024 [6][8] Group 2 - Tianjin is recognized as a model for green transformation, with substantial investments in renewable energy and new materials, totaling 4.8 billion RMB across 18 key projects, emphasizing its role in the SCO's sustainable development agenda [8] - The city has enhanced its urban environment in preparation for the summit, featuring a spectacular light show along the Haihe River, revitalizing 216 buildings and 13 bridges, transforming Tianjin into a cultural exchange hub for SCO member states [11][9] - Tianjin's commitment to sustainability and cultural exchange is evident in its urban parks and green spaces, contributing to a fresh and inviting atmosphere for visitors during the SCO summit [9][6]