The Chinese mound culture had began around 3000 BC, a thousand years after a similar culture had developed in Africa. One of the most important mound cultures of China was that of Hu Shu. The Hu Shu mounds were man-made knolls called ‘terraced sites’. The mounds served as 1) burial places, 2) religious centers, and 3) habitation.
From southern China the Oceanic peoples invaded Northern China, which was mainly inhabited by Australoids and a smallish Negroid-Mongoloid group. Although the Australoids had been the first inhabitants of China, by 1000 BC many of them had been exterminated or absorbed by the taller heavier Mongoloid Bak tribes, that were slowly expanding southward from the north. By 3000 BC the Negritos were being forced into isolated areas of China by Proto-Saharan blacks. Around the same time the Oceanic people were moving northward from th