Ndife otsogola ku China opanga matepi olota zotanuka.Mtundu uwu wa zotanuka uli ndi khalidwe lapamwamba, lomwe limalimbikitsa kugwiritsidwa ntchito pa ntchito zapamwamba.Matepi otanuka awa amapezeka m'lifupi mwake ndi zida zopangira.Ulusi wa poliyesitala, ulusi wa Polypropylene, ulusi wa thonje, ulusi wa nayiloni, ndi ulusi wapamwamba kwambiri wa rabara wosakanizidwa ndi kutentha zitha kugwiritsidwa ntchito kupanga zotanuka.Chilichonse chili ndi zabwino ndi zovuta zake, monga mphamvu zonse, kutambasula, ndi malo enieni ogwiritsira ntchito.