Zheng Quan Shi Bao Wang·2025-09-18 09:39Group 1 - The optical fiber concept index rose by 0.74%, ranking 7th among concept sectors, with 33 stocks increasing in value, including Hangzhou Dianzi, FiberHome, and Hengtong Optic-Electric reaching the daily limit [1] - Notable gainers in the optical fiber sector included Guangku Technology, Zhongtian Technology, and Changxin Bochuang, which rose by 15.00%, 6.97%, and 6.54% respectively [1] - The largest declines were seen in Yongding Co., Yunnan Zhiyuan, and Chihong Zn & Ge, which fell by 8.20%, 4.43%, and 4.00% respectively [1] Group 2 - The optical fiber sector experienced a net inflow of 2.584 billion yuan, with 29 stocks receiving net inflows, and 9 stocks exceeding 100 million yuan in net inflows [2] - Hengtong Optic-Electric led the net inflow with 1.172 billion yuan, followed by FiberHome, Zhongtian Technology, and Changxin Bochuang with net inflows of 1.012 billion yuan, 786 million yuan, and 356 million yuan respectively [2] - The net inflow ratios for Hengtong Optic-Electric, FiberHome, and Zhongbei Communication were 28.24%, 23.63%, and 13.96% respectively [3] Group 3 - The optical fiber sector's performance was highlighted by significant trading volumes, with Hengtong Optic-Electric and FiberHome showing high turnover rates of 7.74% and 13.00% respectively [3] - Other notable stocks included Guangku Technology with a 15.00% increase and a turnover rate of 17.50%, indicating strong investor interest [3] - The overall market sentiment for the optical fiber sector appears positive, as evidenced by the substantial net inflows and stock performance [2][3]