(1) an affordable, just stone [-0 mounting cage seal, do not need special technology. 

(2) transportation convenience. Can be folded, transport, assembling at the site. 

(3) have a very strong against nature destruction and corrosion and the effects of severe weather. 

(4) can withstand a wide range of variants, and still does not collapse. 

(5) cage stone through mud to plant production, fused into one with its surrounding natural environment. 

(6) has good permeability to prevent damage caused by hydrostatic. 

? than other erosion control products have a long life span