Zhi Tong Cai Jing·2025-07-30 12:23Core Viewpoint - Changfei Fiber Optics (601869) and its subsidiary Changfei Cable (06869) experienced a significant stock price fluctuation, with a cumulative increase of over 20% from July 28 to July 30, 2025, triggering abnormal trading conditions as per Shanghai Stock Exchange regulations [1] Company Summary - The company conducted a self-examination and confirmed, through inquiries to its largest shareholder, China Huaxin Postal Technology Co., Ltd., that there are no undisclosed significant information as of the announcement date [1] - The company noted a rising market interest in optical fiber and cable products related to computing power data centers, particularly in hollow-core fiber optics [1] - Products related to data centers constitute a small proportion of the total global demand for optical fibers and cables, with hollow-core fiber optics still in the early stages of application and lacking stable sales, pricing, and profit levels [1] Industry Summary - The transition from early trial validation to large-scale commercialization of hollow-core fiber optics requires further maturity in both the product and the supply chain [1] - Currently, the related business has not significantly impacted the company's financial data, and future developments remain uncertain [1]