Line 18 (Chengdu Metro)
Line 18 of the Chengdu Metro is a rapid transit line that connects the urban area of Chengdu with Chengdu Tianfu International Airport. Line 18's color is teal. The Phase 1 & 2 of Line 18 is in total 66.2 km in length. This line is also the biggest PPP project in China Line 18 is expected to be in operation by 2020.