YHDZ announced that the company's board of directors recently received the resignation letter from the securities affairs representative, Feng Yi, who applied to resign from the position due to personal reasons. The resignation letter will take effect from the date it is delivered to the board of directors, and after resigning, he will no longer hold any position in the company. As of the announcement date, Feng Yi does not hold any shares in the company and has no unfulfilled commitments. His resignation will not affect the normal operations of the company, and the board of directors will promptly appoint a new securities affairs representative