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- Shanghai Headquarters
- Address: 7F (South Tower), Building 9, No. 20, Lane 91,E'shan Road, Shanghai,China
- Zip code: 200127
- Tel: +86 21 51688822
- Fax: +86 21 33848550
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- U.S. Office
- Address: 87 Sherman Street, Burlington, VT 05401
- Email: dave.revelle@derbysoft.net
- Tel: +1 214-785-2902
- Mobile: +1 704-269-1010
- Fax: +1 214-785-2904
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- Beijing Branch
- Address: Room S1-1702B, Guanhu international Building, 105 Yaojiayuan Road,Chaoyang District, Beijing
- Zip code: 100025
- Tel: +86 10 59282690
- Fax: +86 10 58859241
- Operation line