The Shanghai Composite index, the main domestic share index, looks spookily as though it is re-running the six months that ended with the bursting of the first Shanghai bubble in October 2007.

• 中国内地主要股指上证综合指数看起来有些诡异，仿佛正在重演2007年10月上海股市首个泡沫破裂之前6个月的走势。