The A-share fiber optic concept sector continued to strengthen in the afternoon, with Zhongtian Technology hitting the daily limit, its stock price reaching a new historical high, and its total market value exceeding 130 billion yuan. Previously, Tefang Information and Tongding Interconnect hit the daily limit, while Yongding Shares, Yangtze Optical Fibre and Cable, Huiyuan Communication, Hengtong Optic-Electric and Huamai Technology all rose by more than 5%.
