Insider Filing by Jin Xu Justing of Jinxin Technology Holding Co

This filing reports insider ownership information for Jin Xu Justing, CEO and Director of Jinxin Technology Holding Co (NAMI). The report details holdings through Namibox Technology Limited, a wholly-owned subsidiary. Post-transaction, Jin Xu Justing, through Namibox Technology Limited, holds 265,156,214 ordinary shares and 5,110,000 American Depositary Shares (ADS). Each ADS represents 18 ordinary shares. The filing is based on information as of March 18, 2026, with the signature date of April 10, 2026.