All series of products,good weather resistance,good insulation,shrinkage,convenient,easy to use. Witj the rapid ... high-speed railway in expedited,accelerating,the electrification with heat-shrinkable tube can be widely used,especially the use of ... product series minute:high-speed railway insulation heat shrinkable casing GTG ,locomotive snow corver FXZ,electrical insulation plate JYB three series of ...