JOESCO Hebei metal products inc. is one enterprise approved by China government. We are special manufacturer for defense bastion. Defense bastion is strong fence, which can protect our brother and sister’s life in urgent confliction. It can be filled with crused stone, soil, gravel and garbage etc. Compare with traditional sandbag, its high efficient installation,effective security capabilities can help us save much more time and money, and it has a significant reduction in casualties and equipment losses.