1. Chonde tchulani zoyambitsa mankhwala kuti musankhe chitsanzo choyenera cha mankhwala ndi ndondomeko kuti mupewe kulephera kugwiritsa ntchito chifukwa cha makhalidwe osagwirizana.

2. Mukalandira katunduyo, tsimikizirani kulemera kwake komanso ngati bokosi lonyamula katundu lakunja likuphwanyidwa, kuonongeka, kutsekedwa kapena kupunduka; Pogwira ntchito, ziyenera kuchitidwa mosamala kuti zisamagwedezeke kuti chingwecho chigwe pansi chonse, zomwe zimapangitsa kuti pasakhale mutu wa ulusi, waya wokhazikika komanso osatsegula.

3. Panthawi yosungiramo zinthu, tcherani khutu ku chitetezo, kupewa kuphwanyidwa ndi kuphwanyidwa ndi zitsulo ndi zinthu zina zolimba, ndikuletsa kusungirako kosakanikirana ndi organic solvent, asidi amphamvu kapena alkali. Zinthu zomwe sizinagwiritsidwe ntchito ziyenera kukulungidwa mwamphamvu ndikusungidwa mu phukusi loyambirira.

4. Waya wa enameled uyenera kusungidwa mu nyumba yosungiramo mpweya wabwino kutali ndi fumbi (kuphatikizapo fumbi lachitsulo). Kuwala kwadzuwa kwachindunji ndikoletsedwa kupewa kutentha kwambiri ndi chinyezi. Malo abwino osungiramo ndi: kutentha ≤50 ℃ ndi chinyezi wachibale ≤ 70%.