js系列减速机结构紧凑，性能优越，拆装维护方便，承载能力强。被广泛用于矿山机械，建筑机械，水泥机械等。

the structure of reducer is compact, and the function is advantageous. the are convenient to break and assemble, maintain. the bearing capacity is large. they used widely in mine machines, construction machine, cement machine.