Xov xwm kev lag luam
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Lub laj kab PVC ua li cas?Dab tsi yog Extrusion?
Lub laj kab PVC yog tsim los ntawm ob lub ntsia hlau extrusion tshuab.PVC extrusion yog txheej txheem kev lag luam kub ceev uas cov yas yas yog yaj thiab tsim rau hauv qhov ntev ntev.Extrusion tsim cov khoom xws li yas profiles, yas kav, PVC lawj railings, PV ...Nyeem ntxiv
