#khob kua txiv hmab txiv ntoo filling sealing ntim tshuab
Koj nyob rau qhov chaw zoo rau lub tshuab ntim khoom qab zib khob kua txiv hmab txiv ntoo. Tam sim no koj twb paub lawm tias, txawm koj tab tom nrhiav dab tsi los xij, koj paub tseeb tias yuav pom nws ntawm zonelink. Peb lav tias nws nyob ntawm no ntawm zonelink. Cov txheej txheem tsim khoom ntawm ZhongLian yog qhov nyuaj thiab npog ntau theem. Lawv yog CAD tsim, 2D / 3D txiav, cua sov, nias, thiab lub kaum sab xis. Peb lub hom phiaj yog muab lub tshuab ntim khoom qab zib khob kua txiv hmab txiv