What time does Hainan high-speed railway stop at the latest?

At 0: 00 p.m., official website of Hainan High-speed Railway showed that Hainan High-speed Railway started running at 6: 00 a.m. and stopped running after 0: 00 p.m.. Hainan High-speed Railway refers to Hainan Island Railway, which is a high-speed railway in Hainan Province, China. The line is annular, which is the southern part of the Haiyin passage of China eight vertical and eight horizontal high-speed railway network, and is also a part of the coastal passage.