Core Viewpoint - The lighting of the navigation aid system for the Shenzhen Airport's third runway marks the completion of a significant phase in the construction of this major national project, which is expected to enhance the airport's operational capacity and support the development of the Shenzhen International Aviation Hub and the Guangdong-Hong Kong-Macao Greater Bay Area airport cluster [1][3]. Group 1 - The third runway project is located between the second runway and the Jiang Highway, with a length of 3,600 meters and a width of 45 meters, designed to accommodate large aircraft including the A380 [1][3]. - The project has overcome challenges and accelerated construction, achieving key milestones ahead of schedule, including the completion of the main runway and the lighting system [3][5]. - The navigation aid lighting system consists of over 4,700 lighting fixtures and involves 67 circuits, with more than 400 kilometers of cable laid, ensuring safe operations during night or low visibility conditions [3][5]. Group 2 - The construction utilized optimized techniques, such as deep bucket lighting to save costs and reduce energy consumption, and prefabricated cable wells to enhance efficiency and safety [5]. - Shenzhen Airport is committed to completing the final stages of construction, including flight tests and acceptance checks, to ensure the third runway is operational on schedule [5].