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   OHSAS 18001:2007  (Expiry Date: July 11, 2019)  
  
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   TS16949:2009  (Expiry Date: September 14, 2018)  
  
  ISO 9001:2008  (Expiry Date: December 01, 2017) 
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  ISO 1400:12004 (Expiry Date: December 01, 2017) |  
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  GB/T 19001-2008 (Expiry Date: December 01, 2017) 
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  GB/T 24001-2004 (Expiry Date: December 01, 2017)   |   
  
    
  
    
  
    
  
    
  
    
  
     
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