Sunny Optical Technology (02382) rose as much as 3% to HK$70.95, breaking above its 10-day moving average of HK$70.2, and was last up 2.8% at HK$70.75, according to ETNet.
The stock traded 3.7556 million shares for HK$261 million. The active buy-sell ratio was 61:39, with net active buying of HK$43.39 million. Citigroup Global Markets Asia was the largest net passive buyer at HK$10.95 million, while ABN AMRO Clearing HK was the largest net passive seller at HK$17.3 million.
The Hang Seng Index was down 272 points, or 1.1%, at 24,681, while the Hang Seng Tech Index fell 54 points, or 1.3%, to 4,276.