A sharp rally in China shares at Tuesday's open lost steam as a hotly anticipated briefing by the country's state planner failed to sustain optimism for further stimulus. Mainland markets soared to more than two-year highs on their return from a week-long holiday,

A rally in onshore Chinese stocks on their return from a week-long holiday fizzled as traders questioned Beijing’s resolve to add more stimulus. Shares in Hong Kong tumbled.

A stock market rally in China has fizzled out as a highly-anticipated announcement on plans to boost the country's ailing economy disappointed investors. Shares had jumped by more than 10% as trading restarted after the Golden Week holiday but fell back after a news conference by the country's economic planners.