North China Chemical: Received notification from the controlling shareholder and actual controller, the Armament Industry Group, that there may be a change in the company's controlling shareholder and actual controller.

Northchem announced on May 19, 2026, that Northern Chemical Industry Co., Ltd. received a notice from the actual controller, China Ordnance Industry Group Co., Ltd. The Ordnance Industry Group received a notice from the State-owned Assets Supervision and Administration Commission of the State Council that, in order to optimize the layout of state-owned assets and enhance core competitiveness, there may be a change in the Company's actual controller. This change will not have a significant impact on the Company's normal production and operation activities. In order to ensure timely and fair disclosure of information and safeguard the interests of investors, this announcement is being made. In the future, the Company will strictly adhere to information disclosure requirements, monitor relevant developments continuously, and fulfill information disclosure obligations in a timely manner in accordance with relevant laws and regulations.