Zhongrun Optics (688307.SH) has issued a pre-increase announcement, with an expected half-year net profit attributable to shareholders of 30-35 million yuan, a year-on-year increase of 45.88%-70.20%.

Choice Finance News APP, Changchun Optical (688307.SH) announced the 2026 interim performance forecast. The company expects to achieve a net profit attributable to the shareholders of the parent company in the first half of 2026 to be between 30 million and 35 million RMB, an increase of 45.88% to 70.20% year-on-year. It is expected that the net profit attributable to the owners of the parent company after deducting non-recurring gains and losses in the first half of 2026 will be between 21 million and 25 million RMB, an increase of 16.56% to 38.77% year-on-year.