Group 1 - The core viewpoint of the article is that Hongchang Technology (301008.SZ) is expanding its robotics-related core component business by acquiring a controlling stake in Liangzhi Joint [1] - The company has signed a share transfer agreement to acquire a total of 21% equity from Rosst, Mr. Zhou Jianping, and Mr. Fang Tao, which will result in the company holding 51% of Liangzhi Joint [1] - Upon completion of the acquisition, Hongchang Technology will become the controlling shareholder of Liangzhi Joint, aligning with its strategic development plan [1]