Haibo Heavy Engineering Science and Technology Co., Ltd. (SZSE:300517) signed Equity Acquisition Intention Agreement to acquire 51% in Qinhuangdao Boguan Technology Co., Ltd. from Mr. Wang Xiaolei on January 5, 2023. The signing of this agreement shall obtain the approval and authorization of the competent decision-making bodies of all parties. As on March 3, 2023, Haibo Heavy Engineering Science and Technology and Qinhuangdao Boguan made a Supplementary Agreement to the letter of intent agreeing to extend the term of the agreement and continue to conduct further consultations on related matters