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9. Concentrations of Risk (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Sales to Three Largest Customers $ 1,233,712 $ 1,971,501 $ 3,209,463 $ 4,005,236
Total percentage of revenue 54.20% 66.70% 61.40% 67.60%
Alpha Gary Corporation
        
Sales to Three Largest Customers 660,251 1,063,716 1,803,101 2,042,206
General Electric
        
Sales to Three Largest Customers 0 195,300 0 390,600
Kohler Corporation
        
Sales to Three Largest Customers 376,677 712,485 1,155,443 1,572,430
Agranco
        
Sales to Three Largest Customers 0 0 250,919 0
Ampacet
        
Sales to Three Largest Customers $ 196,784 $ 0 $ 0 $ 0