The Haizhu Island Circular New Tram Line, also known as Haizhu Tram, THZ1, or YoungTram, is a tram system mainly serving the Haizhu District of Guangzhou, between Canton Tower and Wanshengwei. It is an at-grade tram system. The whole line began operation on 31 December 2014. Party Pier station was added on 21 October 2015.