Hong Kong's optical communication concept stocks are strengthening. Haiguang Core is rising more than 10%, Changfei Optical Cable is up nearly 7%, and Huahong Hongli and Cambridge Technology are up more than 6%.

Hong Kong's optical communication concept stocks are strengthening. Haiguang Core is rising more than 10%, Changfei Optical Cable is up nearly 7%, and Huahong Hongli and Cambridge Technology are up more than 6%.