Luoyang juchuang bearing-tech co.,ltd. (short for TTO bearing)was renamed in May of 2003 with registered capital RMB50,000,000,
TTO is a technology-oriented group, specialized in manufacturing, sales and service of high quality bearings and rolling elements.
TTO bearing cover an area of 90,000 square meters ,in which workshop building is 33,000 square meters .
there are more than 500 sets manufacturing machines ,up to 32 sets ultra precision grinding machine in our workshop.We have 52 senior engineers and skillful technicians, 533 skillful workers,8 quality control persons , 43 quality testing persons .
In order to make TTO as a symbol of quality, we invested RMB15 million in advanced CNC ultra-precision equipments and the complete set of precision inspection devices, committed ourselves to building a high quality employee team .
We have strictly implemented ISO 9001:2008 ,ISO/TS16949 and GJB9001B, as our respect for quality control .we supply customer almost full ...[More]of standard and customize bearings from I.D 20mm up to O.D 600 mm , precision upto P2 as per ISO and DIN standard. we manufacture steel ball ,roller ,brass cage ,Bakelite cage and export as well .
the competitive products of TTO are as follows :
1. high speed wire rod rolling mill bearing ,
2. toroidal roller bearing ,outer diameter below 260mm , no cage type.
3. back up roller bearing , high precision P4.
4. crossed roller slewing bearing , high precision P4 ,P2 , outer diameter range : 60mm – 500 mm .
5. deep groove ball bearing , 2RS,2Z,NR type , outer diameter range: 50mm -350mm .
6. cylindrical roller bearing , brass cage or no cage ,outer diameter range :80mm – 500 mm .
7. taper roller bearing , inch series ,PA66 cage, rubber seal ,outer diameter range : 100mm - 500mm .
8. customize bearings with OD below 500mm .


We annually produces tapered roller bearing ,cylindrical roller bearing,CARB bearing , angular contact ball bearing , thin section bearing, spherical plain bearings, customized bearings, and other precision bearings more than 10 million pieces , and we can produce 60 million various steel balls, 600 tons abrasives and 800 thousands pieces cages annually.
Our precision and customized bearings are mainly applied to many industries, such as high speed wire rolling mill , heavy duty truck , military equipments , electric motor, reducer ,construction machinery, precision machine and robots, etc.
Much more than the product itself, our professional engineering and sales team will be very pleased to take good care of every customer's requirement, and provide cost effective solutions as well as our one-stop service.
TTO’s Former name is Luoyang bearing industry co.,ltd. ,which was one of the branch factories of Luoyang LYC bearing group, was founded in 1983 . In 2008 we stopped using the trade mark LYC to use TTO and LYO brand , but our equipments ,workers and engineers are not changed .
"Quality Creates Value" is a motto to every TTO member. We will sincerely serve our global customers for long-term and win-win cooperation