宸涵烟道通风蝶阀电动开关调节风门双相不锈钢2205 高温挡板门

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The pyrotechnic butterfly valve, the electric switch, the wind door, the double stainless steel 2205

Portfolio environmental equipment ltd

Address:Jiahang village, poo, hebei province
Tel:15132721227

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15132721227

宸涵 烟道通风蝶阀 电动开关调节风门 双相不锈钢2205 高温挡板门