Feem ntau ntawm peb lub tuam txhab cov khoom tau thov rau thiab tau txais cov tsos patent tiv thaiv ntawm Lub Xeev Lub Chaw Haujlwm Saib Xyuas Kev Txawj Ntse,Cim hauv kev ua lag luam,tshwj xeeb saib,Zoo meej ergonomics。
tib lub sijhawm,Peb tuaj yeem kho raws li cov neeg siv khoom,ua tau raws li lawv cov kev xav tau sib txawv。Tsis tsuas yog cov tsos tuaj yeem kho tau,Cov khoom lag luam kuj tuaj yeem hloov kho raws li cov neeg siv khoom xav tau。