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Introducing the documentaryDrama synopsis

The Tongan ship Ji diagram and the Tongan ship No. 1 diagram are two extremely rare colored drawing of Qing Dynasty warships in the National Palace Museum’s (NPM’s) collection. To fully understand the origin and the purpose of these two diagrams, the NPM project team delve into the mountain of historical records and unearthed the tangled history between Li Changgeng, Cai Qian, and the Tongan ships. At the same time, models and 3D technology were employed to reproduce the intricate details of the ancient ships.