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Note 6 - Receivables from an Unrelated Party, Prepaid Expenses and Other Receivables (Tables) | 12 Months Ended
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Dec. 31, 2018
Receivables [Abstract] |
Schedule of Other Current Assets [Table Text Block] | Prepaid Expenses and Other Receivables consisted of the following at December 31, 2018 and 2017:
|  | 2018 |  |  | 2017 |
Prepaid expenses |  | $ | 96,197 |  |  | $ | 198,485 |
Other receivables |  |  | 9,615 |  |  |  | 34,450 |
Total |  | $ | 105,812 |  |  | $ | 232,935 |

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- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
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