Stock Code: 000553(200553) Stock abbreviation: ADAMA A(B) Announcement No. 2026-38 ADAMALtd. Announcement on the Fulfillment of the Commitment to Avoid Horizontal Competition by the Indirect The Company and all members of its board of directors hereby confirm that all information disclosed herein is true, accurate and complete with no false or misleading statement or material omission. Controlling Shareholder Sinochem Holdings Co., Ltd. I. Background to and Contents of the Commitment Issued by Sinochem Holdings Co., Ltd., (“SinoChem Holdings”) the Indirect Controlling Shareholder (I) Background to the Issuance of the Commitment In 2021, Sinochem Group Co., Ltd. (“Sinochem Group”) and ChemChina (China National Chemical Corporation) (“ChemChina”) implemented the joint restructuring of Sinochem Group and ChemChina. Through the gratuitous transfer of state-owned equity interests, Sinochem Holdings, the new holding company set up afterwards acquired 100% of the equity interests in Sinochem Group and ChemChina, thereby indirectly holding 78.47% of the shares of ADAMA Ltd. (“ADAMA” or “the Company”). In this regard, Sinochem Holdings issued the Letter of Commitment on Avoiding Horizontal Competition with ADAMA Ltd. For details, please refer to the Acquisition Report of ADAMA Ltd. published by the Company on www.cninfo.com.cn on September 4, 2021. (II) Specific Contents of the Commitment The Letter of Commitment on Avoiding Horizontal Competition with ADAMA Ltd. issued by Sinochem Holdings states as follows, other subsidiaries of ChemChina and the listed company, we will ensure that ChemChina fulfils the relevant undertakings it has given to the listed company to avoid horizontal competition. 2. With regard to any new instances of horizontal competition arising between any other subsidiaries of Sinochem Holdings and the listed company resulting from this transfer, we shall, in accordance with the requirements of the relevant securities regulatory authorities and to the extent permitted by applicable laws, regulations and relevant regulatory rules, within five years from the effective date of this Letter of Commitment, and guided by the principles of facilitating the development of the listed company and protecting the interests of shareholders—particularly those of minority shareholders—comprehensively employ a combination of entrusted management, asset restructuring, equity swaps/ transfer, business mergers/adjustments or other lawful means, to prudently advance the integration of relevant assets or businesses that meet the criteria for injection into the listed company, so as to resolve the issue of horizontal competition. 3.We shall strictly comply with relevant laws, regulations and normative documents, as well as the provisions of internal management rules, such as theArticles ofAssociation of the listed company. In accordance with the principle that state-owned assets are owned by the State and managed on a tiered basis, we shall exercise our shareholder rights in accordance with the law through our equity holdings, properly handle matters involving the interests of the listed company, and shall not exploit our controlling position to seek improper benefits or engage in the transfer of benefits. The foregoing commitment shall take effect from the date of completion of the Transfer and shall remain effective for so long as we have control over the listed company.” II. Performance of the Commitment Since the Joint Restructuring, Sinochem Holdings has actively undertaken comprehensive planning and coordination to resolve the Company’s horizontal competition issues. Following the principles of facilitating the business development of the listed company and protecting the interests of all shareholders, it has taken targeted and effective measures to actively perform its commitment and endeavor to eliminate and avoid substantive horizontal competition. The speci