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Technical Achievements
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Technical Achievements
Invention patent certificate---white copper weldme
January 13, 2012
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China chemical construction industry Year 2011 exc
August 16, 2011
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China chemical construction industry Year 2011 exc
August 16, 2011
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China chemical construction industry Year 2011 exc
August 16, 2011
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China chemical construction industry Year 2011 exc
August 16, 2011
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National engineering construction excellent qualit
August 16, 2011
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2011年度全国工程建设优秀质量管理小组三等奖
August 16, 2011
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China chemical construction industry Year 2010 exc
August 16, 2011
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China chemical construction industry Year 2010 exc
August 16, 2011
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China chemical construction industry Year 2010 exc
August 16, 2011
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Year 2010 national engineering construction excell
August 16, 2011
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China chemical construction industry Year 2009 exc
August 16, 2011
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