Core Viewpoint - The optical communication sector is experiencing a significant decline, with major stocks such as Changfei Fiber Optics and Huahong Semiconductor seeing notable drops in their share prices [1] Group 1: Stock Performance - Changfei Fiber Optics (06869) decreased by 6.91%, trading at 86.2 HKD [1] - Huahong Semiconductor (01347) fell by 4.2%, with a price of 98.1 HKD [1] - Huiju Technology (01729) dropped by 3.86%, now at 16.93 HKD [1] - Cambridge Technology (06166) declined by 3.06%, priced at 71.25 HKD [1] - Hong Teng Precision (06088) decreased by 2.87%, trading at 4.74 HKD [1] Group 2: Industry Outlook - Guotai Junan Securities reported that the performance forecast for 2025 has concluded, and the appreciation of the RMB will impact the optical interconnection sector, particularly for companies focused on overseas exports [1] - The overall profit impact from provisions and exchange rate adjustments is estimated to be within 5%, but some companies may see nearly half of their profits affected [1] - For 2026, the industry is expected to show individual differences, but the overall situation remains manageable [1] - The market for pluggable components is anticipated to continue improving from 2026 to 2027, with new packaging and material technologies beginning to materialize, presenting marginal change opportunities worth monitoring [1]