Kusankha kwazinthu zamatumba oyika masikono

1. Zofunikira pakuyika: zotchinga zabwino, shading wamphamvu, kukana mafuta, kutsindika kwambiri, osanunkhiza, kuyika molunjika

2. Mapangidwe a mapangidwe: BOPP / EXPE / VMPET / EXPE / S-CPP

3. Zifukwa zosankha:

3.1 BOPP: Kukhazikika kwabwino, kusindikiza kwabwino, komanso mtengo wotsika

3.2 VMPET: zabwino zotchinga katundu, kupewa kuwala, mpweya, ndi madzi

3.3 S-CPP (CPP yosinthidwa): kutentha kwapang'onopang'ono kutentha kutsekedwa ndi kukana mafuta