airport fence Airport Feence is also called "Y type security and defense network ",  It make up with V form, reinforced solder lug network and security alarm and pot galvanized razor barbed cage.

airport fence Airport Feence is also called "Y type security and defense network ",  It make up with V form, reinforced solder lug network and security alarm and pot galvanized razor barbed cage. highway fence Highway fencing is the most important transportation infrastructure,our expresway began to develop from 80s of 20th century, it has become an essential role nowadays.highway fencing is the highway maintenance and security facilities.