Zhengdong New District cholemba

Pakumanga misewu, m'pofunika kuwomba zinyalala monga dothi ndi mchenga pamsewu ndi mpweya wothamanga kwambiri kuti muwonetsetse kuti msewu ulibe tinthu tating'ono, fumbi, phula, mafuta ndi zinyalala zina. zomwe zimakhudza mtundu wa chizindikiro, ndikudikirira kuti msewuwo uume.
Kenako, molingana ndi zofunikira za kapangidwe ka uinjiniya, makina othandizira odziyimira pawokha amagwiritsidwa ntchito pagawo lomanga lomwe akufuna ndikuwonjezeredwa ndi ntchito yamanja kuti aike chingwe chothandizira.
Pambuyo pake, molingana ndi zofunikira zomwe zatchulidwa, makina opopera mankhwala opanda mpweya opanda mpweya amagwiritsidwa ntchito kupopera mtundu womwewo ndi kuchuluka kwa undercoat (primer) monga momwe amavomerezera ndi injiniya woyang'anira. Chovala chamkati chikawumitsidwa bwino, chizindikiritsocho chimapangidwa ndi makina odzipangira okha osungunuka otentha kapena makina osindikizira otentha.