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                                                                CIRCOR AEROSPACE INC. / USA
www.circoraerospace.com

                                                                                                             HOFFMANN PROPELLER  GMBH / GERMANY
www.hoffmann-prop.com

                                                                                         SOGIANT PETROMACH CO/LTD (CHINA)   www.sogiant.com.cn

SHANGHAI HENGYUAN MACROMOLECULAR MATERIALS CO.LTD / (CHINA)
www.shhyco.com

APPLIED MEASUREMENT LIMITED
U.K. (ENGLAND)
www.appmeas.co.uk

HEBEI XINHE BIOCHEMICAL CO LTD.- CHINA
www.xinhexc.com
 

   CLAYTON CHEMICAL COMPANY /  USA
www.claytonchem.com

WESTERN PROPELLER (Pacific) LTD
CANADA
www.westernpropeller.com 

PROFESSIONAL PROTECTION SYSTEMS  ENGLAND
www.ppsgb.com
 

                                                     PINGXIANG XINGFENG CHEMICAL PACKING CO.LTD / CHINA
www.chemxing.com