油冷电抗器无缝紫铜直管散热换热纯铜管可定制

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Japanese nanjian copper (east) copper co. Ltd

Address:4th floor, 4th floor, b square, dong jing, guangdong province
Tel:13728186218

Service Hotline

13728186218

油冷电抗器无缝紫铜直管 散热换热纯铜管可定制