The Hangzhou Metro is the rail transit system of Hangzhou City. In addition to its subordinate counties and districts, the Hangzhou Metro will extend to Deqing County and Anji County in Huzhou City, Haining City and Tongxiang City in Jiaxing City, Keqiao District and Zhuji City in Shaoxing City; [1] Hangzhou Metro Line 1 started construction on March 28, 2007 and opened on November 24, 2012. It is the first subway line in Zhejiang Province and the fourth city in East China to open a subway.
The initial planning of Hangzhou Metro includes a total of 13 lines and 12 intercity lines, with a total length of 375.6 kilometers (excluding intercity lines). As of December 2015, Hangzhou has opened Metro Line 1 with a total of 54 kilometers and 34 stations. The southeast section of Hangzhou Metro Line 2 is 18.2 kilometers long, with 12 stations; Hangzhou Metro Line 4 is 9.6 kilometers long with 10 stations. A total of 82 kilometers, with 52 stations (transfer stations are not counted repeatedly). The world's first subway system to cover 4G networks.

As of June 2015, Hangzhou has opened Metro Line 1 with a total of 48 kilometers and 31 stations. The southeast section of Hangzhou Metro Line 2 is 18.2 kilometers long, with 12 stations; Hangzhou Metro Line 4 is 9.6 kilometers long with 10 stations. A total of 75.9 kilometers, with 49 stations (transfer stations are not counted repeatedly). In the bidding process for Hangzhou Metro Line 2, MANLAKIS brand successfully won the bid for PC plastic socket boxes, contributing its modest efforts to Hangzhou railway transportation.