The Hong Kong Hang Seng Index opened down 155.28 points, or 0.61%, at 25410.46 on Friday, August 28. The Hang Seng Tech Index opened down 39.31 points, or 0.85%, at 4580.98. The H-share Index opened down 64.6 points, or 0.76%, at 8425.71. The Red Chip Index opened down 2.11 points, or 0.05%, at 4228.33.