This jar is the heritage of the first phase of Dadiwan Culture. It is 15.3cm long, 23.2cm high. It weighs 760g. It was unearthed from Dadiwan relics in Qin'an county. The jar was in pieces when earthed. The experts restored it to its original form. The jar shaped like this was typical in the first phase of Dadiwan Culture.  So it is of high historical value.