Ntim cov thawv ntawv yog ib hom kev ntim khoom siv hauv cov ntawv ntim khoom thiab luam ntawv; Cov ntaub ntawv siv suav nrog cov ntawv corrugated, cardboard, grey puag phaj, daim npav dawb, thiab ntawv tshwj xeeb kos duab; Qee tus kuj siv cov duab los yog ntau txheej embossed ntoo boards. ua ke nrog tshwj xeeb ...
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