The Hang Seng Index opened 128.09 points higher, or 0.51%, at 25,170.8 points on Tuesday, September 22. The Hang Seng Tech Index opened 44.61 points higher, or 1.01%, at 4,467.9 points on Tuesday, September 22. The H-share Index opened 33.4 points higher, or 0.4%, at 8,373.03 points on Tuesday, September 22. The Red Chip Index opened 4.21 points lower, or 0.1%, at 4,054.53 points on Tuesday, September 22.