秦川机床(000837.SZ)：拥有行星滚柱丝杠副产品的研发、制造基础，目前主要进行小批试制和应用验证

Core Viewpoint - Qin Chuan Machine Tool (000837.SZ) is focusing on the research and manufacturing of planetary roller screw assemblies, currently engaged in small batch trial production and application validation [1] Group 1: Company Strategy - The company is led by its main engine business, supported by high-end manufacturing and core components, with intelligent manufacturing as a new breakthrough point [1]