Cov phuam da dej yog qhov tsis tseem ceeb txhua yam tsim nyog hauv lub neej txhua hnub. Lawv txoj kev siv thiab kho cov hau kev ncaj qha cuam tshuam rau lawv txoj kev pabcuam lub neej thiab kev nyiam huv. Txawm hais tias nws yog lub tsev lossis chaw lag luam xws li lub tsev so, ua rau kev siv txoj phuam uas siv tau tsuas yog siv tau kev siv cov phuam da dej, tab sis kuj txhim kho kev siv.
Ua ntej tshaj plaws, cov phuam da dej yog qhov tseem ceeb los tswj lawv cov mos mos thiab nyiam huv. Nws raug nquahu kom ntxuav cov phuam so tshiab ib zaug ua ntej siv los tshem tawm cov tshuaj uas tseem ceeb hauv cov txheej txheem ntau lawm. Kev ntxuav tes txhua hnub, nws raug nquahu kom siv tshuaj ntxuav me me thiab zam kev sib xyaw nrog cov khaub ncaws tsaus los tiv thaiv fading. Txawm hais tias kev ntxuav kub siab tuaj yeem selilize, kev kho kub ntau zaus yuav ua kom cov phuam. Nws raug nquahu kom xaiv cov dej kub uas tsim nyog raws li cov khoom siv.
Qhov thib ob, cov txheej txheem ziab qha cuam tshuam rau kev ziab nrawm thiab nyiam phuam da dej. Cov phuam da dej yuav tsum tau qhuav nyob rau hauv ib qho zoo-ventilated thiab tshav ntuj muaj ntau li ntau tau. Ultraviolet rays nyob rau hauv lub hnub tuaj yeem zoo sterilize. Tab sis ceev faj kom tsis txhob raug lub hnub ntev kom tiv thaiv cov phuam da dej los ntawm ua nkig. Nyob rau hauv cov huab cua los nag, koj tuaj yeem siv lub tshuab ziab khaub ncaws kom qhuav ntawm qhov kub tsawg, tab sis nco ntsoov tias cov phuam muaj zog kom qhuav ua ntej kom tiv thaiv cov pwm kev loj hlob.
Ntxiv rau, cia cov phuam da dej tseem zoo dua. Cov phuam ntub dej yog nquag rau cov kab mob yug me nyuam, yog li tom qab siv, koj yuav tsum tau sim muab cov dej ua ntej dai. Thaum khaws cia, nws raug nquahu kom quav tais cov phuam huv kom tsis txhob nyem thiab deformation. Yog tias koj tsis siv nws tau ntev, koj tuaj yeem tso nws rau hauv lub hnab ntim khoom kom tiv thaiv cov hmoov av thiab tsw.
Thaum kawg, hloov phuam da dej tsis tu ncua yog ib qho kev ntsuas tseem ceeb kom paub meej tias kev nyiam huv. Txawm rau cov phuam siab, cov fibers yuav hnav tawm tom qab kev siv ntev, thiab cov dej nqus thiab muag yuav tsawg. Feem ntau nws pom zoo los hloov phuam da dej Txhua 3-6 lub hlis, tshwj xeeb tshaj yog cov phuam uas feem ntau tau kov lub ntsej muag, uas yuav tsum tau hloov ntau dua kom paub qab hau.
Mastering cov lus qhia kev tso dag no tsis tuaj yeem tsuas txuas txoj haujlwm lub neej, tab sis kuj txhim kho kev nplij siab thiab kev nyiam huv si lub neej txhua hnub. Txawm hais tias nws yog lub tsev lossis chaw ua lag luam, tsim nyog siv thiab saib xyuas cov phuam yuav coj tau cov kev paub zoo.