Wokhala ndi ntchito yopanga chubu cha m'mapapo am'mimba komanso nthumwi ku China, thumba lonse la calobraction ya ntchito yamapapu apereka mfundo zapadziko lonse lapansi, ndipo mutha kukhala otsimikizika moyenera. Ngati simukupeza chubu chanu cha pulomont permonary m'ndandanda wathu wopanga, mutha kulumikizana nafe, titha kupereka ntchito zokonda.