This project is the "four power" system integration and station building project of Dali to Lincang railway station, which is located in the southwest of Yunnan Province, starting from Dali Station of Guangda Line in the north, passing weishan County of Dali Prefecture, crossing Lancang River and entering Lincang City, passing Yunxian County to Linxiang District of Lincang City, with a total length of 202.095km. There are 70 positive Bridges with a total of 20.577km, 35 positive tunnels with a total of 155.69km, and 25.828km of positive roadbed. The proportion of bridge, tunnel and roadbed in the whole line is 10.18% : 77.04% : 12.78%. The operation length of Dali - Lincang Railway is 201.289km. There are 19 stations in the whole line, 17 new stations are built and Dali station is rebuilt. Recently opened 12 stations (Dali East, Dali , Dacang, Weishan, Nanjian, Ruobagu, Xiaowangdong, Maolan, Yunxian, Tou Daosui, Yakouzhai, Lincang), the future opened 7 stations (Wumaolin, Anle, Liuwugu, Yaojie, Luozha River, Yangjiacun, Xipu). The northern end of Dalin Railway connects Kunming and Panzhihua through Guangda Railway and Chengdu-Kunming Railway, connects Qingshuihe port through the planned Lincang to Qingshuihe railway in the southwest, and connects Yumo Railway through the planned Lincang to Pu 'er Railway in the southeast.