The dragon, known by the character "long", is a mythical creature steeped in supernatural qualities, standing at the forefront among the four sacred animals: "dragon, unicorn, tortoise, phoenix". It emerged thousands of years before the Common Era, gradually elevated to a symbol in East Asian culture. The dragon is seen as the ruler governing the rivers and seas, often referred to as the Dragon King.

Thua Thien Hue boasts nearly 1,300 culinary dishes, ranging from royal delicacies to everyday local food. To preserve these characteristic Hue dishes and promote the local food culture both nationally and internationally, the implementation of 3D digitization is necessary.