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v3.21.1

Other Current Assets (Details) - USD ($) | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Disclosure Text Block Supplement [Abstract] |  |
Prepaid advertising expenses | $ 1,033,280 | $ 459,235

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Prepaid advertising expenses. + References No definition available. + Details
Name: | zcmd_PrepaidAdvertisingExpenses
Namespace Prefix: | zcmd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant