Ring Network System is a passive protection system, a special branch, which has a passive protection system than the average strength of a higher character. The same applies to construction facilities in the buffer zone next to the mountains and little hills, the rock fall, flying stones, avalanches, landslides blocked the building facilities, building facilities to avoid the disasters on the destruction.

Note: 1, the table models behind the figures represent the ring fence of the energy absorption capacity; such as "050" indicates that the maximum energy absorption capacity of the system 500kj, "150" indicates that the system maximum energy absorption capacity of 1500kj, and so on;

2, Ring network for more than flexible protection system "major components and characteristics of the" If your design does not fully consistent with the Department, the company can design according to your processing and manufacturing requirements;

3, product quality standards are in line with "The People's Republic of China Railway Industry Standard: TB / T 3089-2004 "and" The People's Republic of China Communication Industry Standard JT/T528-2004 "