Hong Kong optical-communications stocks mostly rose. Yangtze Optical Fibre & Cable (06869.HK) and Cambridge Technology (06166.HK) advanced over 8%, Huiju Technology (01729.HK) climbed more than 6%, and Lens Technology (06613.HK) gained just over 2%.

2026-08-04

Hong Kong optical-communications stocks mostly rose. Yangtze Optical Fibre & Cable (06869.HK) and Cambridge Technology (06166.HK) advanced over 8%, Huiju Technology (01729.HK) climbed more than 6%, and Lens Technology (06613.HK) gained just over 2%.