XML 74 R37.htm IDEA: XBRL DOCUMENT v3.3.1.900
2. Concentrations of Risk (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Sales to Three Largest Customers $ 6,115,750 $ 6,102,297
Total percentage of revenue 46.70% 56.65%
East Penn Manufacturing Inc    
Sales to Three Largest Customers $ 1,236,250 $ 720,966
KohlerCorporation [Member]    
Sales to Three Largest Customers $ 1,736,914 2,091,565
AlphaGaryCorporation [Member]    
Sales to Three Largest Customers   $ 3,289,766