In the Rizhao City Museum there is an eggshell shaped thin cup with long stem (Black Pottery) from the Longshan Culture (2600-2000 B.C.) found near Rizhao.
In nearby Olympic Park there is a giant replica of the eggshell shaped cup. On Friday and Saturday nights there are laser light shows near the replica.

Mr. Liu Hongjun shown here with Han Dynasty pottery is an archeology inspector at the Rizhao City Museum. The Chicago Field Museum of Natural History has done extensive survey work in the area.

Rizhao City Museum, Rizhao, China (中文版 Chinese Version)
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