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Summary of Significant Accounting Policies (Details Textual) - USD ($) |  |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
May 03, 2019 | Mar. 12, 2019 | Mar. 21, 2016 | Mar. 21, 2016 | Mar. 31, 2019 | Mar. 31, 2018 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Summary of Significant Accounting Policies (Textual) |  |  |  |  |  |  |  |  |
Forward split ratio | The Company filed a certificate of amendment to the Company's articles of incorporation (the "Amendment") to effect the Reverse Split with the Secretary of State of Nevada. The Financial Industry Regulatory Authority ("FINRA") informed the Company that the Reverse Split was effective on May 8, 2019. All shares and related financial information in this Form 10-Q reflect this 1-for-18 reverse stock split. | i) effect a stock reverse split at the ratio of 1-for-18 (the "Reverse Split") of both the authorized common stock of the Company (the "Common Stock") and the issued and outstanding Common Stock and ii) to amend the articles of incorporation of the Company to reflect the Reverse Split. The Board approved and authorized the Reverse Split without obtaining approval of the Company's shareholders pursuant to Section 78.207 of Nevada Revised Statutes. | 1 to 3.141 | 1 to 3.141 |  |  |  |  |
Common stock, par value |  |  |  |  | $ 0.001 |  | $ 0.001 | $ 0.001 |
Common stock, authorized |  |  |  |  | 20,000,000 |  | 20,000,000 | 360,000,000 |
Cash and cash equivalents |  |  |  |  | $ 981,341 | $ 174,444 | $ 226,688 | $ 93,332 | $ 18,645
Restricted cash equivalents |  |  |  |  | 16,093 |  | 16,093 |  |
Impairments of equity investments |  |  |  |  | 0 | 0 |  |  |
Employee stock-based compensation expenses |  |  |  |  | $ 0 | 0 | 0 | 0 |
Post-retirement and post-employment benefits, Description |  |  |  |  | Such labor regulations require that the rate of contribution made by an employer to the Labor Pension Fund per month shall not be less than 6% of the worker's monthly salaries. Pursuant to the Act, the Company makes monthly contribution equal to 6% of employees' salaries to the employees' pension fund. The Company has no legal obligation for the benefits beyond the contributions made. The total amounts for such employee benefits, which were expensed as incurred, were $4,424 and $5,586 for the three months ended March 31, 2019 and 2018, respectively. |  |  |  |
Non-employee stock-based compensation expenses |  |  |  |  | $ 8,550 | 5,626 | 28,800 | 155,400 |
Income tax expense |  |  |  |  | (57,545) | (94,282) | $ 1,850 | 830 |
Income taxes ultimate settlement, percentage |  |  |  |  |  |  | 50.00% |  |
Loss on investment in equity securities |  |  |  |  | $ (66,205) | $ (38,567) | $ (2,549,451) |  |

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