Niaj hnub no, rooj plaub trolley yog tag nrho ntawm peb lub neej, kev lag luam mus ncig, mus ncig, tsev kawm ntawv thiab lwm yam. Cov rooj plaub trolley tau dhau los ua ib yam khoom tsim nyog. Ntau tus phooj ywg nyob ib puag ncig muaj teeb meem nrog cov ntaub ntawv trolley tom qab siv lub sijhawm luv luv. Ntxiv nrog rau qhov zoo ntawm cov ntaub ntawv trolley, peb kuj xyuam xim rau kev siv thiab tu. Kev xyuam xim rau kev siv thiab kev saib xyuas tuaj yeem ua rau peb cov ntaub ntawv trolley ruaj khov.
1. Nyob rau hauv cov nqe lus ntawm daim ntawv thov ib puag ncig ntawm lub trolley rooj plaub, tsis txhob siv nyob rau hauv ib puag ncig ntawm kub, muaj zog acid, muaj zog alkali thiab siab siab, uas feem ntau yuav deform lub trolley rooj plaub.
2. Ua tib zoo saib kom tsis txhob khawb los ntawm cov khoom ntse xws li riam.
3. Ua tib zoo saib xyuas txoj kev tu ib txwm, feem ntau yog siv cov dej txias los ntxuav, tab sis tsis txhob hlau nws, uas yuav hlawv cov tawv nqaij.
4. Cov ntaub ntawv trolley yuav tsum tau khaws cia rau hauv qhov chaw ntub dej kom ntev, uas yuav ua rau cov ntaub ntawv trolley poob nws qhov qub durability.
5. Rau cov rooj plaub uas nquag siv trolley, cov khoom hlau yuav tsum tau txhuam nrog cov paj rwb rags, uas tuaj yeem ua kom tsis txhob fading.
6. Sim tsis txhob cia cov ntaub ntawv trolley taug kev ntawm qee txoj kev tsis sib xws, uas yuav ua rau muaj kev puas tsuaj loj rau lub log ntawm rooj plaub trolley.
7. Yuav kom tswj tau qhov smoothness ntawm rub pas nrig system nyob rau hauv ib txwm siv, xyuam xim rau lub zog thaum rub tawm los yog muab tso rau hauv lub rub pas nrig. Tsis txhob siv zog ntau dhau. Kev quab yuam ntau dhau yuav ua rau cov khoom siv hauv lub rub pas khawm thiab lub rub pas nrig.
8. Thaum cov ntaub ntawv trolley tsis ua haujlwm, nws tuaj yeem npog nrog lub hnab plua plav thiab tso pa tawm tsis tu ncua, uas tuaj yeem ncua kev laus ntawm qee qhov ntawm cov ntaub ntawv trolley.
