We can see this in custom of tattooing and the culture of bronze drums.
Until now, no bronze drums have been excavated anywhwere north of the Yangtse River.
They depict human figures as well as animals along with bronze drums, knives, swords, bells, and ships.
Hanging coffins carved from a single log and bronze drums are widely found in the areas once inhabited by Bo people.
Ancient bronze drums from Thailand and Vietnam date back 2,000 years.
The Dong Son culture is represented by several bronze drums.
It is still uncertain whether the bronze drums were made for religious ceremonies, to rally men for war, or for another secular activity.
For the Lamet, weatlh is measured by one's inventory of buffalo, chimes, and bronze drums.
The Shui people use instruments like the lusheng, bronze drums and horns.
The kingdom is associated with the Đông Sơn culture and the famous bronze drums.