NANJING, China, April 29, 2024 /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, 2023 with the Securities and Exchange Commission. The annual report can be accessed on the Company's investor relations website at http://ir.tuniu.com or the SEC's website at www.sec.gov. The Company will provide a hard copy of its annual report containin ...