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PROPERTY AND EQUIPMENT, NET
12 Months Ended
Dec. 31, 2011
PROPERTY AND EQUIPMENT, NET
8. PROPERTY AND EQUIPMENT, NET

 

Property and equipment, net consists of the following:

 

    As of December 31,  
    2010     2011  
             
Computer and transmission equipment   $ 8,211,532     $ 10,246,858  
Furniture and office equipment     747,805       812,019  
Motor vehicles     664,968       747,186  
Leasehold improvements     2,210,221       2,327,099  
Communication equipment     335,594       348,602  
Office building     649,867       683,077  
      12,819,987       15,164,841  
Less: accumulated depreciation     (9,081,389 )     (11,544,562 )
    $ 3,738,598     $ 3,620,279  

 

Depreciation expenses for the years ended December 31, 2009, 2010 and 2011 are $1,809,788, $2,170,855 and $2,165,883 respectively.