Summary of Significant Accounting Policies - Schedule of Revenues Disaggregated by Revenue Source and Geographical Location (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Total revenue | $ 45,391 | $ 272,049 | $ 210,363 | $ 585,359 | $ 1,510,875 | $ 610,323 |
| United States [Member] | ||||||
| Total revenue | 210,363 | 568,946 | 1,494,462 | 610,323 | ||
| Hong Kong [Member] | ||||||
| Total revenue | $ 16,413 | $ 16,413 | ||||
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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