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Qinghanyun (abbreviated as QHY hereafter) is derived from ¡°Shanghai Qinghanyun¡±, obtaining the certificate of the ISO9001 International Quality and Control System in 2010, was established in March 1998 in Shanghai , specialized in designing & manufacturing die-casting, metal stamping & cutter blade products for industries of lighting, household electrical appliances, telecommunications and leather goods, mergered Shanghai No4 machine tool factory in 2008 and start to design & manufacture CNC machine, lathe ...
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