[China Railway Signal & Communication Corporation's 400MHz Digital Radio Train Dispatch System Commences Operation] Recently, a train bearing a banner reading "First Train Departure Ceremony for the Electrification of the Louyi Line" departed from Loudi East Station, marking the official commencement of operation of China Railway Signal & Communication Corporation's independently developed 400MHz Digital Radio Train Dispatch System (DRTD) on the Yiyang-Loudi section of the Yizhan Railway under the Guangzhou Railway Bureau Group Co., Ltd.