山东登海种业股份有限公司 第九届董事会第四次（临时）会议决议公 告

Core Viewpoint - Shandong Denghai Seed Industry Co., Ltd. has announced the establishment of a wholly-owned subsidiary in Dongfang City, Hainan Province, following a board meeting where the proposal was unanimously approved by all attending directors [1][3]. Group 1 - The board meeting was held on November 21, 2025, with all 9 directors present, and was chaired by Chairwoman Tang Shiwei [1]. - The decision to invest in the new subsidiary received 9 votes in favor, with no votes against or abstentions [1]. - The company will disclose further details regarding the investment in a separate announcement on November 22, 2025 [1].