Bed net: alias net spring 
 Of spiral knitting method, with elasticity, tensile, hardness is strong, durable, activities and good performance characteristics 
 Into a single wire, double wire, multi-strand reinforcement, used in the folding bed, Simmons, car seat and other industries. 
 Material: steel, stainless steel wire. 
 Website: http://www.jinshuzhuangshiwang.com.cn