The Hang Seng Index opened 81.22 points higher, or 0.31%, at 26,442.29 on Tuesday, April 21. The Hang Seng Tech Index opened 26.9 points higher, or 0.53%, at 5,092.53. The H-share Index opened 37.32 points higher, or 0.42%, at 8,936.38. The Red Chip Index opened 13.31 points higher, or 0.31%, at 4,349.94.