Wuhan Ninestones Superabrasives Co., LtdYashinzwe mu 2012 ifite ishoramari rya miliyoni 2 z'amadolari ya Amerika. Ninestones yiyemeje gutanga igisubizo cyiza cya PDC. Dushushanya kandi dukora ubwoko bwose bwa Polycrystalline Diamond Compact (PDC), Dome PDC na Conical PDC mu gucukura peteroli/gaze. Gucukura peteroli, ubucukuzi bw'amabuye y'agaciro n'inganda z'ubwubatsi. Ninestones ikorana bya hafi n'abakiriya kugira ngo ibone ibicuruzwa bihendutse cyane bihuye n'ibyo bakeneye. Uretse gukora PDC isanzwe. Ninestones itanga imiterere yihariye ishingiye ku bikorwa byihariye byo gucukura. Ifite imikorere myiza, ireme rihoraho na serivisi nziza, cyane cyane mu bijyanye na PDC y'ibumba, Ninestones ifatwa nk'imwe mu nterankunga mu ikoranabuhanga.

Ninestones ifite uburyo bwuzuye bwo gupima ibicuruzwa bya PDC, nk'ikizamini cyo kwangirika kw'imizigo iremereye ya VTL, ikizamini cy'ingaruka za hammer, ikizamini cyo guhagarara kw'imizigo, n'isesengura ry'imiterere mito. Twubahiriza gutanga ibicuruzwa byiza bya PDC hamwe n'imicungire myiza y'ubuziranenge. Twatsinze ibyemezo: lS09001 Quality Management System, lS014001 Environmental Management System na OHSAS18001 Occupational Health and Safety Management System.