Deep Science and Technology: Key staff member Lin Guangman increases holdings by 10.4966 million yuan, completing the plan.

Shenzhen Keda announced that the company's core team member and general manager of its subsidiary Shenzhen Keda Semiconductor, Lin Guangman, originally planned to increase his holdings of the company's shares by no less than 4.42 million yuan and no more than 8.84 million yuan within six months starting from July 22, 2026. On August 3, he increased his holdings by purchasing a total of 179,741 shares through centralized bidding, accounting for 0.19% of the total share capital, with an investment amount of 10.4966 million yuan, reaching the upper limit of the planned amount, thereby completing the buyback plan. After the increase, Lin Guangman holds 602,009 shares, representing 0.64%. This increase does not trigger a tender offer and does not affect the company's controlling rights and operations.