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+86 755 8950 1139
gslu@pmw.com.hk 
-1988, certificated by ISO9002:1994
-2000, certificated by QS9000 Quality System
-2001, certificated by ISO9001:2000
-2004, certificated by ISO/TS16949：2002
-2013, invited to join Guangdong Industrial Co-operative Association and qualified as its member