Group 1 - The construction of the Caihong Road Cross Wei River Bridge in Shaanxi Province is a key project with a total investment of approximately 1.29 billion yuan, aiming to enhance connectivity between Xi'an and Xianyang [1] - The bridge project involves complex engineering and significant construction challenges, with 396 meters of box girder and 2,084 tons of steel structure already processed [1] - Urban renewal and new urbanization are emphasized as important components of city development, addressing issues such as traffic congestion and aging infrastructure [1] Group 2 - The Zhangjiabao Island renovation project in Xi'an focuses on public space updates, including road widening, underground pipeline upgrades, and landscape improvements, aiming to create an efficient vehicle-pedestrian separation system [2] - Recent road improvements have led to a significant reduction in congestion, with average congestion index decreasing by 21.27% on Mingguang Road and 15% on Xianning Road, along with travel time reductions of approximately 4 to 6 minutes [2] - The provincial housing and urban-rural development department plans to implement 1,175 urban renewal projects this year, with a total investment of 151.84 billion yuan and an annual planned investment of 53.596 billion yuan [3]