Gabion is a mesh case made of galvanized wire or PVC coating wire. It is mainly used in the following items. 1) control and guide the river and flood; 2) different dams; 3) stone dam protection; 4) water and soil control; 5) bridge protection; 6) fasten the earth; 7) coast protection; 8) port project; 9) earth defending wall; 10) road defense.