(Yicai Global) Nov. 23 - China's stock markets tumbled today with over 100 companies slumping 10 percent, the maximum decline permitted in the country's A-share market. 

At the close, the Shanghai Composite was down 2.49 percent at 2,579.48 points with CNY150 billion exchanged while the Shenzhen Component was down 3.26 percent at 7,636.70 points, turning over CNY208.5 Billion. The ChiNext Price Index closed down 3.34 percent at 1,308.74 points with turnover CNY62.9 billion.

The Shanghai Composite was down 3.72 percent overall this week, while the Shenzhen Component was down 5.28 percent. The ChiNext Price Index ended the week down 6.74 percent.