... Precision 3.Rich Stock 4.OEM 1. Our factory located in Liaocheng City, Shandong Province, there are more than 150 workers ... self-aligning ball bearings Manufacturer.3.There are rich stock in my warehouse,and we can provide fee sample,you just pay ... , Liaocheng City, Shandong Province, there are more than 150 workers in our factory, Month output about 200000pcs2Main ProductsDeep Groove Ball BearingSelf ...