Group 1 - The construction and development of the high-speed rail loop in the Eastern Guangdong region is a focal point, connecting the region closely with the Guangdong-Hong Kong-Macao Greater Bay Area and injecting strong momentum into regional economic and social development [1][2] - The high-speed rail loop significantly changes the transportation landscape, breaking the isolation of the Eastern Guangdong region, which was previously constrained by inconvenient transportation [1][3] - The integration of the Eastern Guangdong region into the national high-speed rail network has greatly shortened travel times to surrounding cities and across the country, enhancing connectivity and economic potential [1][2] Group 2 - The high-speed rail loop supports the Eastern Guangdong region's integration into the Greater Bay Area, providing favorable conditions for industry transfer and talent attraction [2][3] - The operationalization of the Guangzhou-Shenzhen section of the high-speed rail allows for rapid access to core cities in the Greater Bay Area, facilitating industrial collaboration and optimizing the regional industrial structure [2][3] - The high-speed rail loop promotes the rise of new economic growth points around station areas, enhancing tourism and cultural resource development in the Eastern Guangdong region [3] Group 3 - The high-speed rail loop fosters coordinated development within the Eastern Guangdong region, reducing urban-rural disparities and ensuring smoother resource flow from urban to rural areas [3] - The construction of the high-speed rail loop is a significant milestone for the economic and social development of the Eastern Guangdong region, providing strong momentum for its integration into the Greater Bay Area [3]