HONG KONG — China's CSI 300 index fell for a second day on Wednesday, marking its first straight decline since authorities triggered a big market rally in late September with stimulus measures.
The CSI 300, which measures major stocks listed in Shanghai and Shenzhen, closed down 0.63% at 3,831.59 on Wednesday. The index fell 2.66% on Tuesday amid growing signs of investor uncertainty about the move forward.