This invention is assembled by the chain net stone or other material which constitutes the

anchor buried in the left channel for a distance of ground water in or on the water channels,

chained to the anchor and the retaining material into iron within chain network is connected,

and the water retaining material within the load chain to block the water channel after the

network anchors, net retaining chains and iron chains under the action of substances blocking

the water channel the water to dams.

Author: River supernatural power chain Co., Ltd
website: www.shenlichain.com
main product: swing chain、iron chain