Shanghai stocks open down 6% after global shares slump

China's major stock indexes sank more than 6 percent in early trade on Tuesday, after a catastrophic Monday that saw Chinese exchanges suffer their biggest losses since the global financial crisis, destabilising financial markets around the world.

The CSI300 index was down 6.3 percent at 3,070.01 points by 0128 GMT, while the Shanghai Composite Index lost 6.4 percent to 3,004.13 points.

China CSI300 stock index futures for September fell 4.3 percent, to 3,001, 69.01 points below the current value of the underlying index .... http://uk.reuters.com