NINGBO DEMY(D&M)BEARING CO., LTD, which has past the ISO9000：2000 quality system certificate, is the professional bearing manufacture for many years, is one of leading ball & roller bearing manufacturers & belt, chain, auto-parts exporters in China. The company has strong stable relations with many worldwide users, the products have been found a steady market in North & South America, South-east Asia, Europe, Middle east & some other countries & districts. Demy (D&M) Bearing will adhere a long term proinciple "Quality first, Credit first & Service first" to welcome customers both at home & abroad.