Core Viewpoint - The article highlights the transformation of Hangzhou International Expo Center (杭博) into a vibrant cultural and commercial hub, reflecting the city's evolution from the "West Lake Era" to the "Qiantang River Era" [6][9]. Group 1: Urban Development and Integration - The physical integration of the Olympic Sports Center area has been achieved, marking a significant step towards the city's goal of sustainable operation and market integration [4]. - The opening of new event flows and the successful hosting of the "Little Bu Carnival Challenge 2.0" demonstrate the growing popularity and connectivity of the Olympic Sports Center [5]. Group 2: Cultural and Technological Innovation - The introduction of immersive projects like "Tide Reflection Fantasy" at the rooftop garden showcases the blend of technology and culture, enhancing visitor experiences through XR technology [7][11]. - The "Street Melody" initiative aims to ignite urban spaces with diverse artistic expressions, further establishing Hangzhou as a cultural hotspot [8]. Group 3: Economic Impact and Future Prospects - Hangzhou International Expo Center has hosted over 9,100 events and 437 exhibitions, significantly contributing to the city's reputation as an international meeting hub [9]. - The upcoming expansion of the Expo Center will enhance its capabilities, positioning it as a key driver for the economic development of the Qiantang Century City [10][12].