Chinese stocks plunged on Tuesday as the yuan weakened against the dollar, reigniting fears that Beijing may be intent on a deeper devaluation of the currency despite the central bank’s comments that it sees no reason for a further slide. Concerns that companies may pull more money out of China as the economy slows and speculation that the government may begin to scale back its massive support for the country’s stock markets also prompted investors to take profits after a run-up in prices over the last few weeks, traders said. The Shanghai Composite Index .SSEC closed down 6.1 percent at 3,749.12 points in its biggest daily decline since July 27, snapping a three-day winning streak. The CSI300 index .CSI300 of the largest listed companies in Shanghai and […]