Welded mesh fencing security system Chain link fencing security system Pyramid razor wire fencing security system These 3 types of fencing are specially designed for border security or other region need high level security: 1, Border security system is all-around security system,not only it include physical anti-speeling fencing ,but also include ultraviolet sensors, night vision cameras, buried movement sensors and patrol dogs. Here we only supply fencing system. 2, There are 3 types of fencing on option: welded mesh fencing system ,chain link fencing system and pyramid razor wire fencing system. The customer can select one,two or all 3 types of the fencing for security according to the security level --- First class security level:3 lines of fencing system --- Second class security level:2 lines of fencing system --- Third class security level:1 line of fencing system 3,The height for the 3 type of fencing are specially for high security demand(typeó± and typeó= are 3.1 m,type ó= are 2.6m) 4, Antirust level: the product and parts are all hot dipped galvanized ,according to ASTM A123, BS 729(zinc thickness:230g/sqm) 5, Customer's special security demand is available.