Yakagadzirwa sechikamu chakakosha chenzvimbo yekudzidzira, nzvimbo yakakwana yekuchengetera zvinhu uye kugara kwenguva refu ndizvo zvakakosha. Sisitimu yekuchengetera zvinhu ine mazinga maviri epamusoro kuti ive nyore kusvika sezvo kudiwa kwejimu kuchikwira. Nekuda kwecheni yeDHZ ine simba yekugadzira zvinhu, chimiro chefuremu yemidziyo iyi chakasimba uye chine waranti yemakore mashanu.
