PC hollow daim ntawv, U-puab, U xauv daim ntawv extrusion kab

PC hollow daim ntawv, U-puab / U xauv daim ntawv extrusion kab:
●Kev tsim cov ru tsev rau hauv cov tsev, cov chav tsev, cov khw loj, cov chaw ua si, cov chaw lom zem rau pej xeem thiab cov chaw rau pej xeem. Cov ntaub thaiv nag rau cov chaw nres tsheb npav, cov chaw nres tsheb, cov pergolas, thiab cov chaw hauv tsev.
●Cov ntaub thaiv pob tshab rau cov tub rog kev ruaj ntseg hauv cov tsev kawm ntawv me nyuam yaus hauv tshav dav hlau, cov chaw tsim khoom.