Hong Kong-listed optical-communications names fell, led by Yangtze Optical Fibre & Cable (06869.HK) down more than 9%, Sunny Optical Technology (02382.HK) off over 8%, Huiju Technology (01729.HK) down more than 7%, Cambridge Technology (06166.HK) off nearly 6% and Xizhi Technology-P (01879.HK) down over 4%.

2026-06-26

Hong Kong-listed optical-communications names fell, led by Yangtze Optical Fibre & Cable (06869.HK) down more than 9%, Sunny Optical Technology (02382.HK) off over 8%, Huiju Technology (01729.HK) down more than 7%, Cambridge Technology (06166.HK) off nearly 6% and Xizhi Technology-P (01879.HK) down over 4%.