Main products: series of shielded cable, video cable, 75 ohm, 50 ohm coaxial cable series, communication cables, single core, multi-core cable series, telephone lines, computer peripheral cable, audio and karaoke OK line, a variety of lengths connection line, the head line, rehearsal, gray cable. Scope: high-rise buildings in the series, clinical control, anti-theft, fire and automatic meter reading project, closed circuit monitoring and cable engineering, video teaching meeting engineering, computer network engineering, radio and sound engineering.