UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ¨ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018. OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ¨ SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1 ...

Tuniu Corporation (NASDAQ:TOUR) Q4 2018 Earnings Conference Call February 28, 2019 8:00 AM ET Company Participants Mary Chen - Director of Investor Relations Donald Yu - Founder, Chairman and Chief Executive Officer Maria Xin - Chief Financial Officer Conference Call Participants William Yen - Blue Sky Capital Operator Hello, and thank you for standing by for Tuniu's 2018 Fourth Quarter and Full Year Earnings Conference Call. At this time, all participants are in a listen-only mode. [Operator Instructions] ...