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Statutory Reserve and Restricted Net Assets (Details) - USD ($) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2024 | Dec. 31, 2023
Statutory Reserve and Restricted Net Assets [Abstract] |  |
Statutory reserve percentage | 10.00% |
Reserve registered capital percentage | 50.00% |
Statutory reserve | $ 6,578 | $ 6,578
Restricted net assets | $ 1,106,578 | $ 1,106,578

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- Definition Percentage of registered capital. + References No definition available. + Details
Name: | avco_RegisteredCapitalPercentage
Namespace Prefix: | avco_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Statutory reserve. + References No definition available. + Details
Name: | avco_StatutoryReserve
Namespace Prefix: | avco_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Percentage of statutory reserve. + References No definition available. + Details
Name: | avco_StatutoryReservePercent
Namespace Prefix: | avco_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total assets that cannot be used for operating purposes because of contract or regulatory requirements that are in effect for a period that extends beyond one year. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477220/954-210-45-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 210 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478600/954-210-50-2 + Details
Name: | us-gaap_OtherRestrictedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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