Guotai human defense equipment:
1, reinforced concrete protective equipment: door material for the reinforced concrete single, double, live threshold protective door, protective closed door, closed door.
2, steel structure manual protective equipment: material for steel, open and close the way for manual protection door, protection closed door, closed door, living door, closed observation window, blocking plate.
3, valves: various types of closed valves, explosion-proof floor drain, explosion-proof wave gate valve.
4, control door: various types of electronically controlled protection closed door.
5, anti-electromagnetic pulse: anti-electromagnetic pulse door inquiry, as well as by virtue of having a high level of qualification to provide users with installation and maintenance services for human defense equipment.