Type of the products: HYA- copper and core ethylene hydrocarbon are insulating, LAP protects a layer of urban communication cable HYAC- copper and core polyethylene hydrocarbon synthetically insulatingly, LAP synthesizes the sheath, bearing type urban communication cable HYAC- copper and core polyethylene hydrocarbon are insulating by oneself, LAP synthesizes the sheath, bearing type urban communication cable HYA53- copper and core polyethylene hydrocarbon are insulating by oneself, The urban communication cable HYAT53- copper and core polyethylene hydrocarbon of sheath of vertical bag of steel band of wrinkle are insulating, Packing type urban communication cable of sheath of vertical bag of steel band of wrinkle