North China Hi-Tech Group: Shareholding of shareholder National Integrated Circuit Fund has dropped to below 5%

Northern Huachuang Announcement: The company's shareholder, National Integrated Circuit Fund, reduced its holdings by 2.5919 million shares through centralized bidding from July 28, 2025 to September 15, 2025, accounting for 0.357947% of the total share capital. Due to the passive dilution of equity incentives, the holdings of the fund decreased from 38.7958 million shares to 36.2039 million shares after this equity change, and the shareholding ratio decreased from 5.420722% to 4.999932%, no longer a shareholder with more than 5% ownership.