Kev tsim cov ntawv hauv paus feem ntau muaj plaub kauj ruam:
1. Kev ua cov ntaub ntawv: Thaum tuaj txog ntawm lub zeb, cov khoom siv raw tau dhau los ua cov txheej txheem, suav nrog kev txheeb xyuas, kev ua, tu, thiab so kom zoo, kom ntseeg tau tias lawv ua tau raws li qhov yuav tsum tau ua.
2. Pulping: Cov khoom siv raw yog siv lub tshuab pulping.
3. Condensation: Tom qab pulping, lub pulp yog txias kom khov.
4. Drying: Cov ntaub ntawv uas muaj zog yog ziab hauv cov cuab yeej tshwj xeeb kom paub meej cov ntawv zoo.
