Item Entry On December 2, 2025, Yunhong Green CTI Ltd. (the “ Company”) entered into an agreement with Yunhong Technology Industry (Hubei) Co., Ltd. and affiliated parties to unwind a portion of the asset purchase arrangement originally entered into on June 30, 2024. Under the original arrangement, the Company issued shares as consideration, a portion of which related to anticipated operating support to be provided by the selling parties. As operations associated with that support did not commence, the parties agreed to cancel this portion of the arrangement. As part of the unwind, 175,000 previously issued shares were returned to the Company and retired

Item 9.01 Financial Statements and Exhibits. Exhibit 1 Stock Surrender Agreement 104 Cover Page Interactive Data File (embedded within the Inline XBRL document). SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: YUNHONG December 8, 2025 GREEN CTI LTD. ─────────────────────────────────────────────────────────────── By: /s/ Name: Jana Title: Chief