On May 21, Changguang Chenxin (03277.HK) rose 5.84% in regular trading, trading at HKD 98.45 per share, with trading volume of approximately HKD 106 million.

On the news front, the company recently announced a joint development partnership with Leica Camera to co-develop next-generation high-performance imaging-grade CMOS image sensors. This collaboration is viewed as a landmark event signaling a breakthrough against long-standing Japanese technological dominance in precision imaging, and marks international recognition of the company's technical capabilities by a top-tier imaging manufacturer.

Meanwhile, the company reported robust Q1 results with revenue of RMB 226 million, up 36% year-over-year, and net profit attributable to shareholders of RMB 31 million, surging 125% year-over-year, sustaining its high-growth trajectory. Additionally, the prior completion of the overallotment option exercise (issuing 9.7941 million H shares at HKD 39.88 each) and the end of the stabilization period have fully released short-term dilution pressure, allowing market focus to return to fundamentals. Multiple positive catalysts combined to drive the stock higher.

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