Isu tinowanzogara nehunhu hwakatangwarira pakutanga, mukurumbira mukuru. Isu tave takazvipira zvizere kuti tiverevedzere vatengi nemumhanyi hwakakwira - Mhando dzezvinhu, nekukurumidza kuburitsa uye hunyanzvi hwekupa china insulator uye insulator.Ruzha runotanga kupupuma,Phenolic bhodhi,Ceramic fiber,Mica Base Zvinyorwa. Chinangwa chedu chekupedzisira ndechekuedza zvakanakisa, kuve zvakanakisa. Ndapota inzwa wakasununguka kusangana nesu kana uine chero zvaunoda. Chigadzirwa chacho chinozogovera kupasi rese, seEurope, America, Myartia, Mutengo wechigadzirwa ramangwana riri nani.