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Advances to Suppliers (Details Textual) - USD ($) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Continuing operations [Member] |  |  |
Advances To Suppliers Third Parties and A Related Party, Net [Line Items] |  |  |
Impairment charges on advances to suppliers | $ 0 | $ 0 | $ (1,095)
Discontinued operations [Member] |  |  |
Advances To Suppliers Third Parties and A Related Party, Net [Line Items] |  |  |
Impairment charges on advances to suppliers |  |  | $ 32,321

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228 + Details
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