tianjin dingzhou power machinery Co.,ltd a special bearing manufactor and exporter for more than ten years,our product are appropriate for home and abroad,the leading products are world top banks of skf,ntn,nsk,KoYO.FAG,INA,IBC,SNR,SNFA AND TIMKEN and so onfor good our long time service and best quality,we are accepted by customers from more than 30 countrieshlad to cooperate with your esteem company when you need at any time