Hong Kong stocks fell 333.06 points, or 1.55 percent, to close at 21,108.93 on Thursday. The benchmark Hang Seng Index traded between 21,098.41 and 21, 288.48. Turnover totaled 52.95 billion HK dollars (about 6.83 billion U.S. dollars). (1 U.S. dollar = 7.750 HK dollars