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INTANGIBLE ASSETS, NET (Tables)
3 Months Ended
Jun. 30, 2012
Net Land Use Right and Purchased Patent

Net land use right and purchased patents were as follows:

 

    Amortization   As of  
    Period   June 30, 2012     March 31, 2012  
Land use right   50 years   $ 1,604,452     $ 1,612,252  
Less: Accumulated amortization         (185,224 )     (178,052 )
Land use right, net         1,419,228       1,434,200  
Patent 1   16.5 years     7,272,842       7,308,199  
Patent (non-US No. ZL200510045001.9)   13.75 years     9,802,526       9,850,182  
Patent (non-US No. ZL200710013301.8)   14.95 years     1,581,053       1,588,739  
Less: Accumulated amortization         (1,621,528 )     (1,317,810 )
Patents, net       $ 17,034,893     $ 17,429,310