Military defense fortress is also known as the Joesco bastion,is the use of a variety of spiral wire will net together by the assembly of the cage,when used in the cage lining filled with stone and sand, it has a certain degree of anti-explosion shockwave ability,can limit the destruction of the explosion within a certain range.

Use of Joesco bastion:

1.Military use: replace traditional sandbags as military bunkers and temporary military fortresses.

2.Civil engineering: used as flood wall in flood control works such as flood fighting and rescue.