Group 1 - The core idea of urban renewal in Zaozhuang is to drive high-quality development through spatial optimization, industrial transformation, and cultural inheritance [2][3] - The introduction of eco-friendly building materials, such as permeable bricks, has significantly improved urban infrastructure and environmental conditions, allowing the city to "breathe freely" [2][4] - The transformation of parks and public spaces reflects a shift from merely increasing greenery to enhancing the overall quality of green spaces, incorporating cultural elements and community engagement [3][4] Group 2 - The ecological brick production process involves recycling construction waste and tailings, with a capacity to process 30,000 tons of solid waste annually, producing 30 million eco-bricks [2] - The design of public spaces, such as the Tai'erzhuang District park, emphasizes all-age-friendly environments, integrating recreational and fitness facilities for families [4] - The urban renewal efforts in Zaozhuang focus on both aesthetic and functional improvements, enhancing residents' quality of life through systematic urban planning [4]