The Hang Seng index dropped 1.19 percent, or 290.06 points, to end at 24,145.34.
The benchmark Shanghai Composite Index fell 0.57 percent, or 16.11 points, to 2,811.17 while the Shenzhen Composite Index on China's second exchange dropped 0.53 percent, or 9.28 points, at 1,736.13.