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Item 4 of the Statement is hereby amended and supplemented by adding the following: On July 1, 2026, Mr. Yi Wu sold certain ADSs in the open market and, together with previous sales, such sale of ADSs resulted in a reduction of his beneficial ownership percentage in the Issuer's ordinary shares. The Reporting Persons have no plans or proposals which relate to or would result in any of the actions specified in paragraphs (a) through (j) of Item 4 of Schedule 13D.

Item 4 of the Statement is hereby amended and supplemented by adding the following: On July 1, 2026, Mr. Yi Wu sold certain ADSs in the open market and, together with previous sales, such sale of ADSs resulted in a reduction of his beneficial ownership percentage in the Issuer's ordinary shares. The Reporting Persons have no plans or proposals which relate to or would result in any of the actions specified in paragraphs (a) through (j) of Item 4 of Schedule 13D.