It had been thought that the reason why the Chinese had such a similar flood / creation myth as the Indians and Egyptians is because it originated in one of those places.

Now an expert has concluded that it originated in China, and developed independently. The people of Laibin "still celebrate a traditional Pan Gu Festival, tell centuries-old tales, sing lyrics and stage operas about the God," he said. "Many villages, mountains and grottoes have been named after Pan Gu, too."