China on Thursday detailed measures to encourage state-owned funds and insurers to buy more shares, aimed at stabilizing the struggling stock market at a time when U.S. President Donald Trump is preparing to announce tariffs on Chinese imports.

Asian shares were mixed on Thursday after China rolled out more moves to try to boost its lagging stock markets by raising confidence that prices will rise. Officials in Beijing said pension funds and mutual funds would be required to increase purchases of shares,

State-owned insurers and mutual funds are expected to play a pivotal role in the process of stabilizing the stock market.

Starting this year, 30 per cent of the annual insurance premium earned from new coverage policies will be put into yuan-denominated A shares, said Wu Qing.

China's financial regulators on Thursday unveiled a slew of measures to urge large state-owned mutual funds and insurers to purchase more A-shares.

World shares were mixed on Thursday after China rolled out more moves to try to boost its lagging stock markets by raising confidence that prices will rise.

China said on Wednesday it will guide big state insurers and commercial insurance funds to increase investments in the A-share market, in a latest move to boost its lagging stock market.

State-owned insurers and mutual funds are expected to play a pivotal role in the process, the China Securities Regulatory Commission and the Ministry of Finance said in a press briefing.