The Old Chinese Dynasty refers to the period of Chinese history from 206 BC to 220 AD. It was divided into two major dynasties, the Han and the CHOU. The Han Dynasty, which lasted from 206 BC to 220 AD, was a period of great prosperity and cultural development in China. The CHOU Dynasty, which lasted from 770 BC to 256 BC, was a period of political instability and civil war. Both dynasties had a significant impact on Chinese culture and history.