The Zhitong Finance App learned that optical communication concept stocks fell sharply across the board. As of press release, Cambridge Technology (06166.HK) fell 19.15% to HK$72; Changfei Optical Fiber Cable (06869.HK) fell 15.19% to HK$106.6; Huiju Technology (01729.HK) fell 14.4% to HK$12.9; Junzhi Group (01300.HK) fell 11.94% to HK$1.18.

The Zhitong Finance App learned that optical communication concept stocks fell sharply across the board. As of press release, Cambridge Technology (06166.HK) fell 19.15% to HK$72; Changfei Optical Fiber Cable (06869.HK) fell 15.19% to HK$106.6; Huiju Technology (01729.HK) fell 14.4% to HK$12.9; Junzhi Group (01300.HK) fell 11.94% to HK$1.18.