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Note 4 - Plant, Property and Equipment, Net (Details) - Schedule of Property, Plant and Equipment - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Property, Plant and Equipment [Line Items]    
Less: accumulated depreciation $ (264,664) $ (254,322)
Property, plant and equipment, net 158,405 157,246
Office Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 304,211 292,710
Museum Decoration and Renovation [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 118,858 $ 118,858