Txias cia khoom txias Sandwich Vaj Huam Sib Luag Ntau Lawm Ua tiav

Tsis ntev los no, ib qho batch ntawm cov khoom txias txias tau ua tiav thiab yuav tau thauj khoom rau hauv cov thawv rau kev xa tawm. Cov panels yog 100 ~ 150mm tuab thiab yog ua los ntawm polyurethane extruded panels, uas muaj lub siab txias nyhuv.