The meaning of Baidu Encyclopedia Wuxi Metro Line 3 is exactly the same as that of Wuxi Rail Transit Line 3, which refers to an urban rapid rail transit line that obliquely spreads to Wuxi City from northwest to southeast. The line starts from Huishan Station, an intercity railway in Huishan District, and ends at Sunan Shuofang International Airport in Wuxi High-tech Zone. It is the main axis of traffic in the northwest and southeast direction of Wuxi subway network, starting from Huishan Station of Shanghai-Nanjing intercity high-speed railway in the northwest and reaching Sunan Shuofang International Airport in the southeast. It mainly connects the northwest, central city and southeast of Wuxi, serves the passenger flow between intercity Huishan Station, Luoshe New City, intercity Wuxi Station, new district, intercity new district station, airport and central city, and expands the urban functions of the areas along the line. It is the third line in Wuxi Urban Rapid Rail Transit Planning. The first phase of the project is planned to start at the end of June 214 and be put into trial operation in June 217, with a total construction period of about 4 years.