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1. ORGANIZATION AND SIGNIFICANT ACCOUNTING POLICIES (Details-Purchase concentration) - Purchases [Member]
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Supplier A [Member]      
Concentration percentage 13.00% 19.00% 26.00%
Supplier B [Member]      
Concentration percentage 13.00% 13.00% 11.00%
Supplier C [Memebr]      
Concentration percentage 8.00% 9.00% 15.00%