(Yicai Global) Nov. 23 - The Shanghai and Shenzhen stock markets plunged after opening slightly down, whilethe GEM fell more than 2%.

As of 11.09 a.m., the Shanghai Composite was down 1.53 percent at 2,604.86 points while the Shenzhen Component was down 2.26 percent at 7,715.81 points. The ChiNext Price Index is down 2.34 percent at 1,322.22 points.