SNS can be divided into active protection system and passive protection system. Made with steel wire ropes as major components, the covering protection type is called active system while the holding protection type is called passive system. So, SNS has two basic types of flexible security system technology and products to prevent geological disasters of various slopes and avalanche slope, bank erosion, blasting stone fly, falling objects and other hazards.
This product is widely used in the railway, highway, the mine, the water and electricity project, the tourist site, the river course and in the municipal engineering. SNS is one kind of new technical product completely changed the traditional ideas of slope protection. This product has incomparable advantages compared with other similar products.

SNS Active Protection System	SNS Passive Protection System