Location:
Authense is headquartered in Charlottesville, Virginia with China offices headquartered in Shanghai. Our physical addresses are:

Room 801, No.2 Building
189 West ZhongShan Road
Shanghai 200051, PRC

204 Ridge St.
Charlottesville, VA 22902

Email:
sales@authense.com

Telephony:
Shanghai Office Telephone:
(011) 8621-5272.5292
US Office Telephone:
(434) 465.3336
US Office Fax:
(208) 979.1323

Notes on calling China - 011 is the code required to dial internationally from the U.S. 86 is China's country code. 21 is Shanghai's city code. The remaining part is the actual phone number. Note that when dialing a cell phone, it is not necessary to dial the city code.

Time Difference:
Shanghai is 12 hours ahead of Eastern Standard Time between the first Sunday in April and the last Sunday in October. Shanghai is 13 hours ahead of Eastern Standard Time between the last Sunday in October and the first Sunday in April.