陕西华达：主要产品包括射频同轴连接器、低频连接器、射频同轴电缆组件等三大类

Group 1 - The company, Shaanxi Huada (301517.SZ), specializes in the research, production, and sales of electrical connectors and interconnection products [2] - Main products include RF coaxial connectors, low-frequency connectors, and RF coaxial cable assemblies, which are widely used in aerospace, weaponry, and communications sectors [2]