In 2006, a bronze drum was founded at Hanoi City Vietnam. There is a inscription engraved with Gold Yan () One Zhong () Six Jun () Five Jin () Eight Liang () named Fu Di Wei () Eleven. The inscription is the longest inscriptions have been found in the three sides of the lettering Tonggu side. According to the judgment of diction type, as the Dongson bronze drum during the period of South Yue in early Western Han Dynasty. That is the artifact of Nan Yue. Yan () is small cooker with appearance of small in the middle and big at both ends. Bronze Yan () is also a ritual, folk with Pottery Yan (). The bronze drum named Jin Yan () because the southern people coming from Qin Dynasty according to the Jin Yan’ () appearance of small in the middle and big at both ends. Bronze drum engraved the word Jin Yan () show the historical details of southern people coming from Qin Dynasty accept and named bronze drums. It also present the first character name, Gold Yan (), in front of the people.