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The optical fiber concept was active. Changyingtong rose more than 10%, while Tongding Internet, Yongding Co., Ltd., Tefa Information, Changfei Optical Fiber, and Hangdian Co., Ltd. followed suit.

智通財經·08/21/2026 02:25:01
語音播報
The optical fiber concept was active. Changyingtong rose more than 10%, while Tongding Internet, Yongding Co., Ltd., Tefa Information, Changfei Optical Fiber, and Hangdian Co., Ltd. followed suit.