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The optical fiber concept fluctuated and rebounded in the intraday. Tongding Internet rose and stopped, Changying Tong rose more than 10%, and Changjin Photonics, Yongding Co., Ltd., Weike Technology, and Huiyuan Communications followed suit.

Zhitongcaijing·08/12/2026 02:17:00
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The optical fiber concept fluctuated and rebounded in the intraday. Tongding Internet rose and stopped, Changying Tong rose more than 10%, and Changjin Photonics, Yongding Co., Ltd., Weike Technology, and Huiyuan Communications followed suit.