Optical Fiber Stocks Surge as China's Exports Soar 126.8% in February

Published: Mar 31, 2026 20:16
According to Cailian Press, the optical fiber concept rebounded amid intraday volatility, with SDGI hitting the daily limit-up after Hangdian Holding earlier touched limit-up; Zhongtian Technology, SDGI, YOFC, and TDG Holding also rose in tandem. On the news front, a research report by China Securities said that in February this year, China exported 3,779.9 mt of optical fiber worth 790 million yuan, up 63.6% and 126.8% YoY, respectively. Converted into kilometers, China’s optical fiber exports in February were about 25.2 million core-km, accounting for about 65% of China’s monthly effective optical fiber production.

Data Source Statement: Except for publicly available information, all other data are processed by SMM based on publicly available information, market communication, and relying on SMM‘s internal database model. They are for reference only and do not constitute decision-making recommendations.

For any inquiries or to learn more information, please contact: lemonzhao@smm.cn
For more information on how to access our research reports, please contact:service.en@smm.cn