MTR Corporation Limited is a majority government-owned public transport operator and property developer in Hong Kong which operates the Mass Transit Railway, the most popular public transport network in Hong Kong. It is listed on the Hong Kong Exchange and is a component of the Hang Seng Index. The MTR additionally invests in railways across different parts of the world, including franchised contracts to operate rapid transit systems in London, Stockholm, Beijing, Hangzhou, Taipa, Shenzhen, Sydney, and a suburban rail system in Melbourne.

The Hangzhou Metro is a rapid transit system that serves Hangzhou in Zhejiang province, China. The system opened on November 24, 2012. It is the 17th city in China to operate a rapid transit system.