 NANJING, China, April 29, 2021 PRNewswire -- Tuniu Corporation NASDAQ:TOUR Tuniu or the Company, a leading online leisure travel company in China, today announced that it filed its annual report on Form 20-F for the fiscal year ended December 31, 2020 with the Securities and Exchange Commission. The annual report can be accessed on the Company s investor relations website at or the SEC s website at 