This faience artifact, 36.9 cm long and 29.2 cm in large diameter, was excavated in 1985 at the Leshan Ping site in Yongdeng, Lanzhou, Gansu Province, and is a cultural relic of the Majiayao culture in the late Neolithic period. The body is hollow, and there is a wide ring ear at each end of the proximity, which can be tied or belted, do you know what it is used for?
Source: Guangming Daily