The service industries involved: hardware (electrical drainage, electroprobe and lamp holder), cables (power line, shielding wire, terminal wire and acoustics wire), leather products and clothing, etc.

• 服务行业涉及：五金（电排、电笔、灯座）、线缆（电源线、屏蔽线、端子线、音响线）、皮具、服装等领域。