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v3.20.1

Concentration of Credit Risk (Details) |  | 12 Months Ended
--- | --- | ---
May 01, 2015 USD ($) | May 01, 2015 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 CNY (¥)
Risks and Uncertainties [Abstract] |  |  |  |
Federal deposit insurance corporation | $ 71,672 | ¥ 500,000 | $ 5,558,806 | ¥ 38,779,345
Maximum coverage from FDIC |  |  |  | ¥ 500,000

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- Definition The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation. + References No definition available. + Details
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- Definition Amount of expense for Federal Deposit Insurance Corporation (FDIC) insurance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.14) -URI http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260 + Details
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- References No definition available. + Details
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