Yettwal-d deg Epribrer 2009, Hebei Run'an n tmerwint n tmerwin n tmerwint., Ltd. yesɛa yiwet n tneɣgart d 590 n yimelyonen yuyan, yefk-d tamnact n ugar n 380 n mu, yernu yessexdaṛ ugar n 500 n yimmasaḍen n yimdaḍen, Ɣef ugar n 50 n yigazen n teknicin ed n tengaz ay yesɛan asmaren n uɣren. Imdanen n teṛmist-nni tqrib n yijeṛayan. Yezga deg Umrur n tgaz n Taipingzhuang Town, Qian'an, yessin-d d "Hometown of Glass" deg ugafa n Ccinwa. Taṛmist-nni deg-s, tetteddunt-nni, ** snat n tmedduren n tmeddurt n 700T/D, Ttaɣen-d tismaqqalin n uzegzawen n medden n yid-sen seg 3 mm ɣer 12 mm, Aseg n wass n 9.6 n yimelyunen n uẓawen n lkas n tmerwin. Seg wasmi ay d-yewwi, teqqimen taṛmist-nni mliḥ s tṣebḥit n tneffis n tezmert: Teklaten d nettat ay d aɣel, d aɣel-nni ay d ufad, tsermar d aḥemmt, yernu d aɣen-nni d aɣef. "* Yettbeddef s tmeɣra-d n uɣef-nnes s tneɣra. Akken ay d-yettnefk, * "Tḥebsi n uraw tettawḍa-d seg tsellek, yernu n ujjjirt-nni i d-yuɣ-d seg usemmiḍ igerren. "* Tanemmirt i wussis n wakk n yimdaḍen, Run'an yemmɣel-d d aɣlif n lkas ay yettwassen mliḥ deg umar. Akk ifaɣen ttgamt s tmerwin yernu d-id-d-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-ten t- Sseqdancen s tɣawsiwin deg tɣawsa, tbanen, n lebbagen s uxxam d tisnarawen niḍen, yernu tḥemmel aṭas n yimsaɣen. Imir-a, ifaɣen-nni tɛeddan akk tnaɣra n Beijing-Tianjin-Hebei yernu ttwasni-d ɣer Asya n Ugul-awen, Temrikka n Wenẓul, Tefriqt n Wenẓul ed tmura niḍen ed tnaḍen. Deg Nceṛ 2021, Taṛmist-nni, tettwali-d asemt n tmerwin n *** "Sefburt"** s tkeṛṛust n tnarad ed n wulma-nni n tɣawsiwin n Tefrat n Hebei. Deg wuluz-nni n wemɣin n tmeɣrant, D anagraw n tɣawsiwin n tneɣsiwin yernu n tneɣli-nni, d asar n tmeɣra ed n tmerwin n teṛmist-nni. Taṛmist-nni dima tettḍebber n uɣebsa-nni, tefhem-d iḥwaǧen n yimsaɣen, txemmimeḍ sdat i yimsaɣen, ad d-yefken ayen ay d-ssutren inesmawen yernu ad tt-id-yettbanen n uɣliyen. Seg yiwet n tɣawsiwin, t-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id-id, Tigeldin n tḥebsa-d yernu n tmeddurt. Yettwaga-d yiwet n teɣlamt n tnezzayen ed tneɣda akken ad yessef-d yal amasaɣen yerna ad t-id-tt-id-tt-id-yettnefken s leḥsab-nwen n yiman-nnes s wakk. Akken akk, d-yefk ** xemsa n uɣef**: tissimt akk, akk ttwas, Ɣef n tɣawsa akk d aɣel. Hebei Run'an Building Materials Co. Ɣef wakken ad teddun taṛmist-nni, tettɛedday-d s tḥebsa-nni s tɣawsa-nni s tɣawsiwin, Ɣef ad t-id-d-ttneɣs n tmeɣra n tmeqqen, s t-id-tefka n tmeɣra.