Unearthed in 1997 at Tomb No. 12, Zhao Lane, Dangyang, the national first-class cultural relic "China's No. 1 Drum" was officially unveiled in Yichang Museum recently. Jiangu, a national first-class cultural relic, has a history of more than 2,600 years. The drum is excavated from a whole piece of golden nanmu, with a diameter of 47 cm, a drum body length of 59.4 cm, and a mass of 22 kg. The body...