Carefully selected materials: The wall-mounted combined co-lock box is made of heat-resistant, corrosion-resistant and long-life cold-rolled steel plates, and the surface is painted, which is suitable for various operating environments. Structural design: Wall-mounted combined co-lock box consists of X61 file management station and X62 Permit Control Station, the co-lock box can be disassembled, which is convenient to transport the equipment lock to the isolation point during the locking period.