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Kev cai matte dub luam ntawv chaw uv txhuas ntawv ci tiaj hauv qab hnab kas fes hnab nrog valve manufacturers
Aluminium foi liner, kas fes hnab nrog valve.
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Kev cai ua luam ntawv aluminium foil tiaj tus hauv qab hnab tsiaj cov khoom noj hnab manufacturers
Moisture pov thawj, tsis hnov tsw pov thawj, zipper sab saum toj tsiaj lub hnab.
