means soup can't easy going cold coz laquerware.
coz inside of laquerware was making by bamboo.
Rwf: During the Shang Dynasty (ca. 1600–1046 BCE) of China, the sophisticated techniques used in the lacquer process were first developed and it became a highly artistic craft
lacquerware was ( hand made ) a little bit expensive :-) see http://www.tokyo-smart.com
seems burmese ( myanmar people ) got the way how to make lacquerware but smell (no smell ) of it from japanese when colonize in burma.
send from u will also like myloivfe ^!^