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DONGYANG HSTUBE CO.,LTD

Address:No.5 Ecological industrial zone.east of Dongyang City,Zhejiang Province,China

Phone: +86 18867908001 

             +86 18657950364

Tel: +86 579 8662 1654

Fax+86 579 8668 1646

E-mailsales@hstube.com

Skype: silehouan@hotmail.com

Whatsapp: +86 188 6790 8001