China Bans Major Chip Maker Micron from Key Infrastructure Projects 

China says products made by US memory chip giant Micron Technology are a national security risk. <br />The country's cyberspace regulator announced that America's biggest maker of memory chips poses serious network security risks. <br />It is China's first major move against a US chip maker, as tensions increase between Beijing and Washington. <br />The announcement is the latest development in a deepening row between the US and China over the technology crucial to economies around the world. <br />The long-running dispute has seen Washington impose a series of measures against Beijing's chip-making industry and invest billions of dollars to boost America's semiconductor sector