National standard RVV sheathed wire oxygen free copper 2/3/4/5 core 0.75 1.5 2.5 4 6 square wire power cord

Jinlongyu WDZB-BYJ1.5/2.5/4/6 low smoke halogen-free B-class national standard pure copper insulated home environmental protection wire

Jinlongyu wire and cable ZC-BVR1 square national standard copper core wire flame retardant single core multi strand flexible wire 100 meters

Jinlongyu wire and cable ZC-BVR/6 square national standard copper core wire flame retardant single core multi strand flexible wire 100 meters

Jinlongyu wire and cable ZC-BVR4 square national standard copper core wire flame retardant single core multi strand flexible wire 100 meters

Jinlongyu wire and cable ZC-BVR 2.5 square national standard copper core wire flame retardant single core multi strand flexible wire 100 meters

Jinlongyu wire and cable ZC-BVR1 square specification national standard copper core wire flame retardant single core multi strand flexible wire 100 meters

Jinlongyu wire and cable ZC-BVR 1.5 square national standard copper core wire flame retardant single core multi strand flexible wire 100 meters