山东同力轴承有限公司（山东瑞斯德轴承有限公司）始建于1999年，专业生产圆锥滚子轴承及套圈，占地面积16000平方米。

Shandong RSD Bearings Co.,Ltd.（Former Shandong Tongli Bearing Co., Ltd.）was founded in 1999 and specializes in taper roller bearings and rings manufacturing. RSD passed ISO 9001:2000 quality system certificate and keeps strictly to it. Quality is constantly improving.