Chenguang Biotech: Shareholder holding more than 5% of the shares, Li Yuezhai, pledged 1.85 million shares.

Chengdu Bright Science and Technology Co., Ltd. announced that the company recently learned that the shareholder Lu Qingguo, who holds more than 5% of the shares, has taken consistent action with Li Yuezhai, who pledged 1.85 million shares to Guotai Haitong Securities, starting from June 26, 2026, for previous financing supplementary pledge. As of the disclosure date of the announcement, the total pledged shares of the relevant shareholders and their consistent action parties are 50.39 million shares, accounting for 10.43% of the total share capital. The pledge business is being fulfilled normally, there is no liquidation risk, and it has no impact on the company.