乔锋智能(301603.SZ)：公司数控机床可应用于PCB行业生产设备等金属零部件的加工制造

Group 1 - The core business of the company is the research, production, and sales of CNC machine tools [1] - The company does not directly operate PCB processing equipment, but its CNC machine tools can be applied in the production of equipment and metal components for the PCB industry [1]