YOKIYO Heavy Transmission Machinery CO.,LTD

1.1942 , Establish  Electric Motor Factory, Mainly products for China Army Industry.
2.1953, produce the China first unit speed reducer.
3.1958, design and produce JTC series (Now is YTC series) soft gear tooth faced speed reducer.
4.1979, design and produce the YCJ series hard tooth faced speed reducer.
5.1986, imported full set of gear box  technical from Switzerland.
6.1987, design and produce SZJ series DC planetary geared motor.
7.1994, establish the Geared Motor factory.
8.1998, passed the ISO9001 system certification.
9.1999, start to produce the SEW company model , S. R. K. F series geared motor.
10.2002, produce the W series worm geared motor and YQWJ series worm gear box.
11.2004, produce YNGW and NGW series planetary gear speed reducer.
12.2005, produce Z series ( ZDY, ZLY, ZFY), D series( DBY, DCY, DFY) and ZLYJ series hard teeth faced gear boxes and speed reducers. Meanwhile, establish the FRIENDED company
13.2006, produce SEW company model MP, MR series  and FLENDER company model H. B series hard tooth faced speed reducer.
We welcome the old and new customer come to visit our factory in China.  We offer the best price, best quality and best service  !

The Company holds gear hobbing machines and gear slotting machines of various specifications;HOFLER RAPID1000,etc
CNC-conlroI spiral beveI gear milling machines(3sets C100u:1 set C60U),and one sef testing equipmenf GKP851 from KLINGELNBERG,GERMANY,can do soft milling and hard finishing(precision grade 5).There are also assorted domestic and foreign testing equipments and heat treatmentplant for gear case hardening,quenching and nitriding and high frequency quenching,etc.to improve the internaI quality of gears.Among them are several furnaces for case hardening adopting Siemens controlled system:diameter reaches to 4000mm,case depth:7-8ram,rigidity of gear surface:HRC58-62. Af present,our products have farm