潍柴重机：接受西南证券等投资者调研

Group 1 - Weichai Heavy Machinery announced that it will accept investor research from February 3 to February 5, 2026, with Liu Guochao participating in the reception and answering investor questions [1] Group 2 - The article highlights the issue of millions of elderly individuals living alone and the need for solutions to help them age gracefully [1] - It mentions that the concept of intended guardianship has been in China for 14 years but is still facing challenges in full implementation [1]