Cov Qauv Phab Ntsa Hlau
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Cov Qauv Phab Ntsa Hlau
Lianggong Steel Frame Wall Formwork, muaj cov vaj huam sib luag formwork (steel frame uas muaj 12 hli plywood) thiab cov khoom siv ntxiv. Nws siv tau yooj yim, muaj kev nyab xeeb, txhim khu kev qha, txuag nqi thiab siv tau rau ntau yam haujlwm.