Hong Kong Stock Market Movements | Gains in Optical Communication Concept Stocks Lead the Pack InP Supply Gap Further Widens Institutions Optimistic About Long-Term Value of Undervalued Hard Technology and Optical Communication

date
04/08/2026
Zhitong Finance APP has learned that optical communication concept stocks are among the top gainers. As of the time of writing, Zhongji Xuchuang (03308.HK) is up 17.69%, trading at HKD 1181; Cambridge Technology (06166.HK) is up 11.67%, trading at HKD 80.35; Haiguang Chip (01191.HK) is up 11.25%, trading at HKD 90; Yangtze Optical Fiber and Cable (06869) is up 7.11%, trading at HKD 102.7; Huiju Technology (01729) is up 6.46%, trading at HKD 14.33; and Hongteng Precision (06088) is up 3.27%, trading at HKD 5.06.