纪录片《长江口二号：打开海底时光机》中文版开播

Core Viewpoint - The documentary "Yangtze River Mouth No. 2: Unlocking the Underwater Time Machine" showcases the significant achievements and technological wisdom of underwater archaeology in China, highlighting the historical transformation of Shanghai from modernization to Chinese-style modernization [1]. Group 1: Archaeological Discovery - The Yangtze River Mouth No. 2 ancient ship was discovered during the third national cultural relics survey in 2015 in the Chongming Hengsha waters of Shanghai [1]. - The ship measures approximately 38 meters in length and is one of the largest and best-preserved ancient wooden sailing ships found in China's underwater archaeology [1]. - Artifacts recovered from the ship, including Qing Dynasty porcelain from the Tongzhi period, suggest it is over 150 years old, providing valuable insights into Shanghai's role as a trade hub during the late Qing Dynasty [1]. Group 2: Recovery and Preservation Efforts - To successfully recover the ancient ship, China designed and built the engineering vessel "Fenli" to work in conjunction with the main operation ship "Dali," successfully raising the ship on November 25, 2022 [2]. - The ship was subsequently relocated to the archaeological workstation at the No. 1 dock of the Shanghai Shipyard for indoor archaeological and preservation research [2]. - The documentary crew spent over 80 days documenting the critical process from marine recovery to indoor archaeology [2].