On July 6, 2023, MTR China Railway Electric Rail Transit (Shenzhen) Co., Ltd. organized Traffic Control Technology Co., LTD., CRRC Qingdao Sifang Rolling Stock Co., Ltd. and CRRC Guangdong Rail Transit Vehicles Co., LTD. (hereinafter referred to as "CRRC Guangdong Company") and other relevant participating units to hold a summary meeting of Shenzhen Urban rail Transit Line 13 PPP project field test results at CRRC Guangdong Company The functional test results of the field test line scenes were accepted.