They date from the late Shang Dynasty, (circa 1250 B.C ... bones are the earliest existing form of Chinese writing. Many of the roughly 5,000 characters in the "oracle bone script" are still ...

but reconstructed during the Qing Dynasty (1644-1911). It has become a symbol of the Chinese revolution, since the CPC established its headquarters in Yan'an in July 937. It was in this historical ...