JIANGSU DUOLENG

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               ONE  OF

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  ENTERPRISE OF CORE AND COMPETITIVE

     INCHINA'SMACHINERY INDUSTRY

            

ONE OF THE 500 TOP MECHANICAL INDUSTRY ENTERPRISES

THE ENTERPRISE FOR NEW-HI TECHNOLOGY INDUSTRY "MARK ENGINEERING" IN JIANGSU PROVINCE AND A NEW-HI TECHNOLOGY ENTERPRIES

THE ENTERPRIES OWNING THE RIGHT FOR SELF-IMPORT AND EXPORT