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Add.: No.288,Hao Hai Rd,Xinbang Industrial Zone, Songjiang ,Shanghai,China
Postal code: 201605
Tel.: +86-21-57892233-8030
Fax: +86-21-57893986
Mobile phone: 13564266405 Manager xie
Contact person
Email: sales5@longda-sh.com
xieshuo@longda-sh.com

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  Resonator tube

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  vent duct

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  vent duct