The Zhitong Finance App learned that Optical Communications concept stocks had the highest decline. As of press release, Changfei Optical Fiber Cable (06869.HK) fell 13.08% to HK$138.9; Junzhi Group (01300.HK) fell 12.22% to HK$1.94; Xizhi Technology-P (01879.HK) fell 11.4% to HK$303; Huahong Hongli (01347.HK) fell 6.52% to HK$173.3; Cambridge Technology (06166.HK) fell 5.6% to HK$102.9.

The Zhitong Finance App learned that Optical Communications concept stocks had the highest decline. As of press release, Changfei Optical Fiber Cable (06869.HK) fell 13.08% to HK$138.9; Junzhi Group (01300.HK) fell 12.22% to HK$1.94; Xizhi Technology-P (01879.HK) fell 11.4% to HK$303; Huahong Hongli (01347.HK) fell 6.52% to HK$173.3; Cambridge Technology (06166.HK) fell 5.6% to HK$102.9.