Group 1 - The core idea of the article is the transformation of industrial heritage sites into cultural and recreational spaces, highlighting the shift from "industrial rust belt" to "urban showcase" in Beijing Shougang Park and other areas in the Beijing-Tianjin-Hebei region [1][2] - The recent policy document encourages market-driven approaches to revitalize old industrial areas, emphasizing the protection and utilization of industrial heritage [1] - The transformation of the Cangzhou Dahua plant into an industrial cultural heritage display area showcases the successful integration of industrial history with tourism [3][5] Group 2 - The popularity of industrial tourism in Tangshan remains high, with the Kailuan National Mine Park attracting numerous visitors for its "underground exploration" tours [5][6] - The park serves as a comprehensive site for industrial relic protection, coal culture education, and displays of industrial civilization, contributing to the local tourism economy [5] - Tangshan has launched a themed study tour route that includes various industrial heritage sites, allowing visitors to explore the city's industrial history [6] Group 3 - The Shijiazhuang Steel Industrial Site Park has been transformed into a cultural landmark, retaining elements of its industrial past while hosting music and cultural events [9][7] - The park features iconic structures from the former Hebei Steel Group, creating a vibrant atmosphere that combines industrial heritage with modern entertainment [9][7] - Shijiazhuang aims to foster new cultural consumption models through the integration of music and tourism, enhancing the visitor experience [9]