In the Neolithic age, Dawenkou Culture. It is 13.5 cm high. It was unearthed at Dawenkou site in Tai'an, Shandong Province in 1959. Wine vessels, gray pottery with sand. Extravagant mouth, thin neck, duckbill shaped flow, thin neck inclined to the ventral side. Flat abdomen, with obvious ribs on the abdominal wall, with a wide-band back, triangular feet.