瑞纳智能：目前公司主要聚焦主业

Group 1 - The core viewpoint of the article is that Ruina Intelligent (301129) has announced that it is currently focusing on its main business and does not have any plans for acquisitions [1] Group 2 - The announcement was made on September 5, indicating the company's strategic direction at this time [1] - The company responded to inquiries from researchers during the announcement, emphasizing its commitment to its core operations [1]