Jiuzhang 2 can calculate in one millisecond a task that would take world’s fastest conventional computer 30 trillion years

Beijing and 10-nation group pledge to explore economic corridor development after Brunei-hosted meeting

Four million residents were ordered to stay at home on Tuesday as officials sought to curb a Covid spike in the north. Mass testing is underway in 11 provinces, with child vaccinations in some areas.

Xi's expected absence suggests China has decided that it has no more concessions to offer at UN COP26 after three major pledges since last year.

Default by another building company adds to worries about spiralling impacts from China Evergrande's enormous debt crisis, as officials from the state planner meet with developers.

Shares in China Evergrande Group's electric vehicle unit rose as much as 5.8%, but the parent company's stock plunged by similar level.

Liu He and Janet Yellen talked about the US-China macroeconomic situation and bilateral relations, a statement from China's commerce ministry said.

Bondholders confirm they were paid for a dollar bond tranche that was due last month, the deadline for which ended last Saturday

Authorities are trying to curb outbreaks in several provinces with officials in Beijing restricting access to tourist sites and advising residents not to leave the city unless necessary

Car production and sales are expected to rebound in China over the next few months as the worst of the global chip shortage is believed to be over.

Beijing will investigate its energy information providers as it calls on coal industry participants to 'strictly' meet contractual obligations in its latest bid to tame prices that have hit record highs

Policies include property tax aimed at deterring speculation and cooling home prices that have surged more than 2,000% since the housing market was privatised in the 1990s