优质机制硫氧镁净化板双面覆膜洁净板防火性能好无尘车间材料

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Zhengzhou zhengxiang materials ltd

Address:Henan province, jungzhou city, ling ji-chung industrial park. West
Tel:13837155124

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13837155124

优质机制硫氧镁净化板 双面覆膜洁净板 防火性能好 无尘车间材料