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Guangzhou ZhengAo Environmental Protection Technology Co.,Ltd is a high technology enterprise .Our co***ny embarks on researching , empoldering, manufacturing and selling ozone Our co***ny takes on sacred assignment that bring health and environment protection to everybodyˇ± ˇ±our tenet is ˇ°be strong industry ,be great career ,respond for society. Carry out service spiritˇ± excellent quality , predominant service ,associate with good faith, make progress all together .ˇ±and management ideaˇ± guided by mark...
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