via Vietnam Express, 28 May 2021: The cauldrons or ‘dings’ were made in the 19th century under the reign of King Minh Mang.
Hue Town is preparing to seek UNESCO’s world heritage recognition for nine dings of the Nguyen Dynasty, Vietnam’s last royal rulers.
Ding is a kind of ancient Chinese cauldrons that stand upon legs with two facing handles.
Source: Hue seeks UNESCO recognition for royal dings – VnExpress International