Shenzhen Youmeite Bearings Co., Ltd. More than 200 workers, 60,000m2 workshop area, 5 production lines ISO 9001:2000 certificated, Quality standard: P0, P6, P5, P4, ABEC-1, ABEC-3, ABEC-5,ABEC-7 Material:GCr15(AISI51200),Stainless steel,Ceramic,Carbon Steel All goods examined before deli