HONG KONG, April 12 (Xinhua) -- Hong Kong stocks closed down 66.43 points, or 0.21 percent, to 30,831.28 points on Thursday.

The benchmark Hang Seng Index traded between 30,637.14 and 31,094.11. Turnover totaled 100.98 billion Hong Kong dollars (about 12.85 billion U.S. dollars).