zztopoiltools.com
ZZ Top Oil Tools Co.,Ltd - ZZ Top Oil Tools Co.,LtdZZ Top Oil Tools Co.,Ltd as a manufactuer of downhole tools established in 2007 for supplying drill stem testing(DST) tools which is annular pressure operated and full bore type,the factory own advanced faclilities and trained workers,all technical persons involve in the DST tools over 10 years,from year of 2009, we started to producing some well surface testing equipment i.e flowhead(surface testing tree), floor manifold, Surface safety valve as well as oil&gas manifold,transfer pump and so on.
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