Barbed wire, also known as barb wire, is zinc-coated steel strands twisted together with barbs spaced regularly along them. Barbed wire has a long and interesting history ,the first patent in the United States for barbed wire was issued in 1867 to Lucien B. Smith of Kent, Ohio. It is used to construct inexpensive fences and is used a top walls surrounding secured property. A person or animal trying to pass through or over barbed wire will suffer discomfort and possibly injury.It is mainly used in military zones, airport, private properties, forests, border security, private security zones, farms houses, gardens, open lands etc. Zhengyang specialise in the supply of barbed wire.. Available worldwide, we offer immediate delivery on a wide range of products.The barbed wire is our special products,whether it is from the selection or production process,we are the most outstanding.