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 over 10% as trading restarted after the Golden Week holiday but fell back after a news conference by the country's economic planners.

A highly anticipated press briefing by China's top economic planner fell short of expectations.

Chinese stocks came under pressure on Tuesday after a disappointing update from the government tempered some of the exuberance that has propelled Chinese equities out of a bear market in recent weeks.

China is back to work after the fall "Golden Week" holiday, and the sheen is coming off a recent market rally. A briefing from the country's top economic planner, the National Development and Reform Commission,

Chinese stocks listed onshore headed for their first decline in 11 days as traders grew impatient with the pace of Beijing’s stimulus measures, with sentiment also hurt by weak holiday-spending data.

China's stock markets roared back from a week-long break to reach their highest levels in more than two years at the open, before paring gains after officials failed to inspire confidence in stimulus plans intended to revive the economy.

China’s Finance Ministry is set to hold a media briefing Saturday, reigniting expectations that Beijing is readying fiscal stimulus to boost the economy.

SHANGHAI/SINGAPORE (Reuters) -Chinese stocks tumbled on Wednesday alongside their Hong Kong peers, as investors sought to profit from a blistering rally, which was dampened by the lack of powerful stimulus measures to revive the economy.

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