... China.Main products: ZDY, ZLY, ZSY, ZFY, DBY(K), DCY(K), and DFY Hardened reducers; NGW, NGW-L, and ... NGW-S planet gear speed reducers; B and X ... type 315-630 oil cooling electric drive drums. Recently, S, K, R, F, and T series of modular reducers have ... provinces, cities and municipalities and are sold overseas, such as in Southeast Asia. ZS GEAR REDUCER