Whether or not the recent new pushing back ancient Chinese civilization thousands of years is true, it is likely that the origins of all ancient civilizations will be pushed back in the years to come. We know very little about possible antecedent cultures, whether in Rakigarhi, Balochistan, southwestern Iran or northern China.
Even the Indus chronology itself is only slowly coming together, more can be read on the matter in
Early Developments of Art, Symbol and Technology in the Indus Valley Tradition. Single chart with the comparative chronologies of major ancient civilizations courtesy Jonathan Mark Kenoyer.