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Investment in OC-BVI (Details 1) - Ocean Conversion (BVI) Ltd [Member] - USD ($) | 3 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
Income attributable to non-controlling interests |  |
Revenues | $ 760,593 | $ 712,203
Cost of revenues | 513,380 | 260,924
Gross profit | 247,213 | 451,279
General and administrative expenses | 186,028 | 198,503
Income from operations | 61,185 | 252,776
Other income (expense), net | (12,091) | (56,700)
Net income | 49,094 | 196,076
Income attributable to non-controlling interests | 18,168 | 10,935
Net income attributable to controlling interests | $ 30,926 | $ 185,141

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