On Tuesday, hashtags about mainland China's stock market — including the apt #A-shares rollercoaster — rushed to the top of Weibo's trending list. A-shares are stocks of Chine

Chinese shares have soared to a two-year high today, extending the recent strong rally. The surge comes as trading resumed after a week-long holiday, driven by investor optimism over stimulus measures to bolster the economy.

Shares in mainland China soared at the opening, as markets reopened after the Golden Week holidays. But they slid back as the stimulus plans provided by China's economic planning agency seemed to underwhelm investors.