东莞控股：莞深高速主线目前采用双向六车道通行标准，其改扩建工程按双向十车道标准推进建设

Core Viewpoint - Dongguan Holdings (000828) is currently upgrading the Guanshen Expressway to enhance traffic capacity and efficiency, with a focus on minimizing disruption to traffic flow [1] Group 1: Project Details - The main line of the Guanshen Expressway is currently operating under a dual six-lane standard, with the expansion project advancing to a dual ten-lane standard, and some sections will adopt a dual twelve-lane standard [1] - The construction of the upgrade began in 2022 and is expected to be completed by the end of 2028 [1] Group 2: Construction Approach - The project prioritizes minimizing interference with traffic flow, focusing construction efforts on peripheral sections [1] - During the construction period, only temporary closures of specific stations, such as Dongguan Station and Management Center Station, have occurred, without implementing unilateral closures on the main line [1]