Hong Kong's optical communication sector continues to show strong performance, with several key stocks experiencing significant gains. According to Jin10, Huiju Technology (01729.HK) saw an increase of over 8%, while Yangtze Optical Fibre and Cable (06869.HK) rose by more than 5%. Other companies such as Cambridge Technology (06166.HK) and Hua Hong Semiconductor (01347.HK) also followed the upward trend, contributing to the sector's overall growth.#HongKong #OpticalCommunication #Stocks #Market #Technology #Semiconductor #Investment #Finance