国缆检测：公司主要开展电线电缆检验检测业务

Core Viewpoint - The company, Guolan Testing (301289), primarily engages in the inspection and testing of wires and cables, serving domestic and international manufacturers of wires, cables, and optical fibers, as well as engineering users [1] Group 1 - The company’s main business focus is on the inspection and testing of electrical wires and cables [1] - The clientele includes both domestic and international manufacturers of wires, cables, and optical fibers, as well as engineering users [1] - Specific customer information is considered a trade secret, and some clients require confidentiality regarding the commissioned testing information [1]