Posachedwapa, kusiyana kwamitengo pakati pa mayiko ndi kunja kukukulirakulira pang'onopang'ono, ndipo katundu wachitsulo ku China wapezanso mpikisano wamtengo wapatali.Pakalipano, mawu a coil otentha a zitsulo zazikulu zachitsulo ku China ali pafupi US $ 810-820 / tani, kutsika ndi US $ 50 / tani sabata pa sabata, ndipo ntchito yeniyeniyo yakhala yochepa kuposa US $ 800 / tani.Pankhani ya kupitilira kwa malonda a m'nyumba mwaulesi, mabizinesi ena ayamba kutembenukira ku zogulitsa kunja, koma malinga ndi zoletsa zina komanso nthawi yomweyo kusonkhanitsa kufunikira kocheperako kunja kwa nyanja, malamulo enieni otumiza kunja sanawonetse kuwonjezeka kwakukulu.Pankhani yazinthu zazitali, ngakhale mtengo wa rebar ku China watsikanso kwambiri, mawu apano akadalibe phindu lamtengo wapatali, ndipo kusiyana kwamitengo pakati panyumba ndi kunja kumaposa US $ 20 / tani.