Trough cable tray: Trough cable tray is a fully enclosed cable tray, it is applicable for laying computer cables, communication cables, thermocouple cables and other highly sensitive system control cables, its control and interference shielding cable heavy corrosive environment protecting the cables have better results. Trough cable tray cover with matching supply tank, and other accessories and ladder type, tray-style bridge common. For users of other varieties and specifications slotted cable bridge may come to us or Mianqia orders.