Zhong Guo Xin Wen Wang·2025-11-25 11:32Group 1 - The Changshen Expressway Hehui Section expansion project, approximately 116.6 kilometers long, is set to enhance connectivity between the Guangdong-Hong Kong-Macao Greater Bay Area and northeastern Guangdong, with completion expected by the end of this year [3][4] - The project features a dual eight-lane highway standard and incorporates a leading digital management system for highway expansion, integrating surveying, design, digital management, intelligent construction, and safety emergency applications into a unified framework [3] - A three-tiered rapid safety monitoring system using cameras, drones, and coordinators has been established to address complex traffic organization and high safety risks, with 22 AI drones deployed for daily surveillance and automatic alerts for road anomalies [3] Group 2 - Innovative technologies such as a smart jacking system and SPMT modular transport technology were utilized in the demolition and reconstruction of the Jinlong Avenue overpass, minimizing dust and noise pollution while reducing traffic impact [4]