This file photo taken on September 22, 2021 shows a general view of the Evergrande Center building in Shanghai on September 22, 2021. - A state crackdown on China's colossal property market has helped send one of its biggest developers to the brink of collapse, and analysts warn the fallout could lead to the bursting of a bubble that has been building for more than two decades. (Photo by Hector RETAMAL / AFP)(AFP/HECTOR RETAMAL)