Nanjing Metro Line 7 was officially started on November 29, 2017, and the north section is planned to be open to traffic in December 2022. It starts from Xianxin Road Station in New Yao New City in the east, and there are 27 subway stations, including Xianxin Road, Yaohuamen, Yaohua New Village, Dingjiazhuang South, Dingjiazhuang, Wanshou, etc. This time, the above six stations use Shanghai DICON intelligent lighting control system, which has been basically debugged recently. Our professional, serious and dedicated service attitude has been unanimously recognized by China Railway customers. The following are the computer graphic control management interfaces and site photos of some stations: