Cov yam ntxwv ntawm cov qauv hauv kev sib txuas ntawm lub tshuab luam ntawv yog tias cov phaj thaub qab thiab lub tshuab thev naus laus zis yog ob qho tib si.
Lub sijhawm luam ntawv, cov ntawv luam yeeb ua ke nrog cov tsiaj ntawv ua ke nrog cov ntawv tseem ceeb thiab ua luam tawm. Vim tias tus cwj mem thiab lub lintographic imprinted ntawm cov ntawv phaj yog txhua yam nyob hauv tib lub sijhawm, lub sijhawm ntim ntev ntev, thiab lub siab ua rau lub substrate loj loj, yog li ntawm tus lej xim ntawm cov ntawv luam tawm hnyav, thiab kab thiab cwj nrag muaj puv ntoob.
Caij-xovxwm ca tshuab luam ntawv, me me me, qis luam tawm ceev, tsis tshua muaj zog, luam tawm me me printing, xws li: commas card, invitations, phau ntawv npog, hnab ntawv, cov ntawv, etc. Hom ntawv luam ntawv no muaj hom movable tshuab, ib lub tshuab tooj liab-zinc proofing tshuab thiab ib lub tshuab disc.
