Ndi chitukuko cha makampani apamwamba chatekinoloje, zosiyanasiyana ndi kufunika kwa zipangizo zatsopano, makamaka zipangizo zatsopano zinchito, zikuwonjezeka nthawi zonse, ndi zitsulo ufa ndi chimodzi mwa zipangizo zatsopano.Ili ndi maubwino angapo monga kupulumutsa mphamvu modabwitsa, zida zopulumutsira, zakale ...
Werengani zambiri