Kev tiv thaiv kev ua txhaum cai ntawm cov hlau hlau foob

Raws li cov khoom siv feem ntau siv lead ua, cov hlau xaim hlau feem ntau siv hauv cov khoom thauj, cov khoom sib khi thiab lwm qhov chaw. Nrog rau kev siv dav ntawm txoj kev, steel hlau foob kuj yog los ntawm thawj tus naj npawb ntawm cov qauv, maj mam nce ntau zog. Piv txwv li, kev siv cov lej bar code yog siv rau saum npoo ntawm lub plhaub ntawm cov hlau hlau foob, thiab qhov sib ntxiv ntawm cov ntaub ntawv ntxiv kuj tseem tuaj yeem ua kom cov lej pov thawj kom ua raws li qhov tshwm sim.

 

Zoo li feem ntau cov khoom siv hlau nplaum, steel hlau ntsaws ruaj ruaj tuaj yeem ua raws li qhov lawv xav tau. Nyob rau hauv ntau npaum li kaum tawm qhov sib txawv ntawm cov hlau hlau foob, xaiv ib qho me me ntawm kev ntxiv thiab kev hloov kho raws li qhov zoo ntawm qhov qub. Ua kom qhov sib txawv nrog rau lwm cov qauv, tab sis kuj ua rau kom qhov nyuaj ntawm imitation. Qhov no kuj yog ib qho ntawm kev tiv thaiv kev ua txhaum cai ntawm cov hlau lead foob.