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弱電信號線|電話線|鎧裝電話線；電信局專用電話線；通信電纜-HYA電纜|HYA23電纜|HYA22電纜|HYA53電纜|室外電話線HYA53HYA53 鋼塑復合帶鎧裝通信電纜;HYA|地面通信電纜|地面通信線纜, 直埋市話線HYA53, HYA22 HYA23 ZRHYA23 HYAHYA                HYAT                HYAC              HYAP               HYA22            HYA23     HYAT23          HYA53              HYAT53         ZRC-HYA         ZRC-HYAT       WDZ-HYA     WDZ-HYAT53   HYV  ZR-HYV   ZRC-HYA23

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