Tianjin Quan Ge Pipe Industry Co. Aya d tamessaɣen n uḍef n uḍef n uḍud, Tiɣef n tiṭanin akked iqebsiwin n yiɣebsa n uɣebsa, iɛedday n ufid n ufid n ufid-s, iqebbit n tmerwin, Imixiwin n tqebṛen n tqebniwin, iqebbir n tqebbart d tisqeddayt niḍen. Taṛmist-nni tettabeḍ-d n tnaɣlant n teknoldiy-nni d tɣawsiwin-nnes, s tɣawsiwin n tɣawsiwin n tmerwin n ISO. Iseqqen-d mliḥ s tmeddurt s tmerwin n tmerwin, ssufit n tmerwin n lḥal n upit n tmanu, ssebni n ṣṣuk, aḍef n uẓuṛen n tejnyuru, ttqellimt i tɣawsiwin-nni n tḥebsiwin n umahil. S tɣawsa igerrzen, n ukersa n uɣef n uɣef n uɣef n uɣef n tmerwin n tɣawsa-nni, tettɣawsa-d tɣawsiwin-nnes n teɣlif-nnes, Ɣef-d aḍerḍen n ufal yernu i d-id-id-id-id-id-id-id-id-ttneɣs n ufar n tɣawsiwin n tɣawsiwin n tmerwin n tmerwin n tmerwin n ISO. Iseqqen-d mliḥ s tmeddurt s tmerwin n tmerwin, ssufit n tmerwin n lḥal n upit n tmanu, ssebni n ṣṣuk, aḍef n uẓuṛen n tejnyuru, ttqellimt i tɣawsiwin-nni n tḥebsiwin n umahil. S tɣawsa igerrzen n tmerḍa n uɣef n uɣef n uɣellid, Tifsa n teṛmist-nni tttwaslen-d ɣer tmura ed yimgagen deg umaḍal, yernu yuweḍ-d akked n teṛmisten n Fortune 500 n yimeṛmanin ed yimhamen n tesnasiw, i yerbeḥ-d laman deg ulzuz s "aɣen-d aɣerba, Tagnect mliḥ yernu tiririt n uɣerman.