: hetian jade yu boya drum music furnishing articlesSize: 5.5 cm long, 4.2 cm high3 cm wide, weighs 55 gramsIntroduction: this collection to hetian jade, the jade is exquisite, colour and lustre oil light, mellow patina, careful production, yu boya drum carving the stories.Yu boya, doctor on the spring and autumn period and the warring states period of the state of jin, is originally from chu ying (now hubei).Yu boya was a famous violinist, good playing the lyre, skilled.Both play the piano, andposer, was considered a "tells"."Xunzi, learning, said the" yu boya drum music and six horses back radar ", he play the technology are high.