v2.3.0.11
Land use rights, net
6 Months Ended
Jun. 30, 2011
Land use rights, net
9.
Land use rights, net

The following is a summary of land use rights (unaudited):
   
As of
 
   
June 30,
   
December 31,
 
   
2011
   
2010
 
             
Land use rights
  $ 1,640,752     $ 1,608,819  
Less: accumulated amortization
    (289,808 )     (268,079 )
    $ 1,350,944     $ 1,340,740  

Amortization expenses for the three months ended June 30, 2011 and 2010 were $8,160 and $7,870, respectively, while for the six months ended June 30, 2011 and 2010 amounted to $16,221 and $15,637, respectively.

The estimated amortization expenses for the five years/period ending December 31, 2011, 2012, 2013, 2014, 2015, and thereafter are as follows:

   
As of
 
   
June 30,
 
   
2011
 
Year ending December 31,
     
2011 (remainder)
  $ 16,438  
2012
    32,877  
2013
    32,877  
2014
    32,877  
2015
    32,877  
Thereafter
    1,202,998  
    $ 1,350,944  

As of June 30, 2011 and December 31, 2010, land use rights of the Group were pledged to a bank for banking facilities granted.