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Corporate Head:

Add: OMC, Yuelian, Jinhua, Xiaoshan, Hangzhou, Zhejiang, China

Tel: +86-571-82458781  Fax: +86-571-82458588  Email: qiu@otrans.net


Marketing & Sales Headquater 
Add:Suite A1402 HFC Building, No. 776 Boao Rd., Xiaoshan, Hangzhou

Tel: +86-571-82892819

Fax: +86-571-82876051

Email:  sales@otrans.net


Beijing Sales Center

Add:East No.1, Building No.5, Courtyard No. A 3, Lishuiqiao, Chaoyang, Beijing, China
Contact:Jiangran Fen
Tel:135 2116 5478

Email:yzliang@otrans.net