Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

5. Other Expenses (Details)

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5. Other Expenses (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
[1]
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses $ 1,407,054 $ 2,075,996 $ 2,245,605
Rental costs [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 25,418 24,012 0
Staff costs [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 217,884 249,624 252,850
Sundry operating expenses [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 202,188 623,165 202,932
Taxation on buildings [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 171,907 175,699 172,120
Administrative and other expenses [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 105,933 157,315 153,930
Maintenance expenses [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 243,223 260,287 260,156
Insurance costs [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 23,330 24,838 120,949
Legal expenses [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 89,780 84,886 128,166
Professional fees [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 254,664 329,952 488,327
Bank fees [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 12,122 15,919 26,407
Licenses, registration & fees [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 7,483 6,346 7,411
Non-employee stock based compensation [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses 20,210 95,419 370,040
Travel expense [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Total other expenses $ 32,912 $ 28,534 $ 62,317
[1] Restated for discontinued operations (see note 9 - Discontinued Operations)