Chinese property shares tanked on Thursday, after measures announced by officials to bolster the flagging real estate market were deemed by investors and economists to be too piecemeal.

China’s housing ministry has announced several measures aimed at boosting the property sector, the latest effort by policymakers to shore up growth in the world’s second-largest economy.

China's Housing Minister Ni Hong, speaking at a briefing, says the government will expand a program to support “white list” property projects to 4 trillion yuan ($562 billion) from about 2.23 trillion yuan already deployed.

Intel's China unit said on Thursday it has always prioritised product safety and quality, after an influential Chinese cybersecurity association called for a security review of the U.S. chipmaker's products sold in China.

A Chinese agency backed by the country’s internet overseer is pushing for an investigation into Intel Corp. products sold domestically, warning of security flaws and high failure rates.

Intel products sold in China should be subject to a security review, the Cybersecurity Association of China said on Wednesday, alleging the U.S. chipmaker has "constantly harmed" the country's national security and interests.