Hong Kong-listed optical communications stocks fell broadly, led by declines in several major names. According to Jin10, Yangtze Optical Fibre and Cable Joint Stock Limited Company (06869.HK) dropped more than 9%, while Sunny Optical Technology (02382.HK) fell more than 8%. In the same sector move, Huiju Technology (01729.HK) slid more than 7%, Cambridge Technology (06166.HK) declined nearly 6%, and Xizhi Technology-P (01879.HK) fell more than 4%.