[Hong Kong-listed optical communication concept stocks buck the market trend and rise, with Cambridge Technology (06166.HK) surging over 16%] According to Odaily Planet Daily, market data shows that Hong Kong-listed optical communication concept stocks bucked the market trend and rose, with Cambridge Technology (06166.HK) surging over 16%, Hygon Optical Technology (01191.HK) rising over 10%, InnoLight Technology (03308.HK) rising over 10%, and Yangtze Optical Fibre and Cable (06869.HK) rising over 6%.