Notice of Pre-Disclosure of Information Regarding the Transfer of 100% Equity in a Wholly-Owned Subsidiary Through an Asset Exchange Platform

Stock Code: 300772 Stock Abbreviation: Yunda Shares Announcement Number: 2026-043 Yunda Energy Technology Group Co., Ltd. Notice of Pre-Disclosure of Information Regarding the Transfer of 100% Equity in a Wholly-Owned Subsidiary Through an Asset Exchange Platform The Company and all members of the Board of Directors guarantee the truthfulness, accuracy, and completeness of the information disclosed, and that there are no false records, misleading statements, or major omissions. Yunda Energy Technology Group Co., Ltd. (hereinafter referred to as the "Company") plans to transfer 100% equity in Weinan Linrui New Energy Co., Ltd. (hereinafter referred to as "Linrui New Energy") through an asset exchange platform. This announcement serves as a pre-disclosure of information prior to the formal listing, the details of which are as follows: I. Basic Information of the Transferred Company Company Name: Weinan Linrui New Energy Co., Ltd. Registered Capital: RMB 236,000,000 Business Scope: General items: Sales of wind turbine generators and components; wind power technology services; solar power technology services; wind farm related system research and development; motor and its control system research and development; generator and gener