Luoyang Jiawei Bearing Manufacturing Co., Ltd is a professional manufacturer of slewing bearings, extra large bearings, non-standard bearings and wind power bearings which has the advanced ability of researching and developing slewing bearings and special bearings. The featured products are slewing bearings for port machinery, hoisting machinery and stacker-reclaimers, wind power bearings, rolling mill bearings and etc. We can offer such series of bearings with diameters from100 mm to 7800 mm and accuracy class of P0、P6 and P5. We have achieved ISO 9001:2008 Certification and began to export large turntable bearings in 2003, which are favoured by our customers. The main instruments of our company are as follows : 6.3 meter, 5 meter、4 meter、2.5 meter and 1.6 meter huge CNC vertical lathes, 5meter huge teeth-miller, 3.5meter universal grinder, 5 meter CNC hardening machine, 3 meter plano drilling machine, testing bed with 6 meter length and other machines.