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The National Unified Service Hotline

4006060830

Dalian YOSN Instrument & Meter Co., Ltd

Address: No.3 Tangli Industrial Park east Zone, Ganjingzi District,Dalian,Liaoning

Sales Hotline: 15840824555

Telephone: 0411-84409900    84403377

Fax: 0411-84179939

Mail box: dlyosn@163.com