1: deadened the noise reduction: deadened the noise reduction is one of the most important feature of mute drag chain, mute drag chain solved the drag chain running noise big difficult problem, in the process of the drag chain is especially suitable for use in requiring to noise environment,

2: running speed, mute drag chain not only has the characteristics of deadened the noise reduction, running speed is also a main characteristics such a drag chain, mute drag chain not only solves the problem of drag chain speed, but also solve the noise problem when the drag chain running at high speed.

3: characteristics of appearance: quieter than the average drag drag chain chain appearance more beautiful, more compact structure, coordination, to run more downy, the drag chain with makings is more exquisite, the structure and materials of strict requirements, to make the special product of mute drag chain.