Group 1 - A significant fire occurred in Hong Kong's Tai Po district, resulting in major casualties and prompting immediate support from Guangdong and Macau [1][2] - Guangdong province mobilized emergency rescue equipment and medical supplies through the Guangdong-Hong Kong-Macau Greater Bay Area emergency rescue mechanism, delivering materials in two batches on November 27 and 28 [1] - Over 40 companies from Guangdong donated more than 600 million HKD in cash and supplies, with notable contributions from companies like Wen's Foodstuffs, SF Express, and Haidilao [1][2] Group 2 - Residents from Guangzhou and Shenzhen organized to deliver clothing and supplies to temporary shelters for fire victims, showcasing community solidarity [2] - The establishment of the Tai Po Hongfu Garden Relief Fund prompted donations from the public, with the Guangzhou Red Cross receiving 4.36 million RMB and the Guangzhou Charity Association exceeding 65 million HKD in donations by November 28 [2][3] - The Macau government announced a donation of 30 million HKD to support Hong Kong's fire rescue and reconstruction efforts, with the Macau Red Cross also providing immediate financial assistance [3] Group 3 - The Hong Kong government expressed gratitude for the support from Guangdong and Macau, emphasizing the importance of community and solidarity in overcoming challenges [4]

Group 1 - The Hong Kong police received over 30,000 items of support from mainland units, including tents, goggles, protective clothing, and water shoes, with exoskeleton equipment being particularly useful for reducing physical strain during rescue operations [1] - The fire incident in Tai Po affected seven buildings, with severe damage from the ground to the highest 31 floors, resulting in significant casualties and property loss [1] - As of December 4, a total of 14,000 police personnel have been mobilized for the rescue efforts, facing extreme conditions and structural damage at the fire site [1] Group 2 - Shenzhen Customs established a "24/7" customs clearance mechanism and opened a "green channel" to ensure the rapid passage of rescue materials to Hong Kong [2] - Guangdong enterprises, including Yuehai Group, have actively participated in disaster relief, providing essential supplies and free accommodation for affected residents and rescue personnel [2] - The use of drone technology has significantly enhanced the efficiency of search and rescue operations by inspecting dangerous building structures and confirming suspected objects [2]