single loose tube jelly filled underground telephone cable non-armored fiber optic cable GYFXY: 1.ISDO9001 2.welcome OEM single loose tube jelly filled underground telephone cable non-armored fiber optic cable GYFXY ... .Outdoor Fiber Optic Cable(GYXTW,GYFTY,GYTA,GYTS,ADSS,GYXTC8Y,GYTA53 etc.)2.Indoor Fiber Optic Cable(Simplex/Duplex indoor cable,distribution box,break-out cable etc ...