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6630 / 6630A B-chav DMD Dmd Flexible Composite Daim Ntawv
6630 / 6630A polyester zaj duab xis / polyester Cov Lus Qhia / Polyester Cov ntaub npuag hloov pauv ntawm ib txheej ntawm polyester cov ntaub ntawv tsis zoo nrog ib txheej polyester tsis-woven Fabrical (d). Lub thermal kuj yog chav kawm B.