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Cash and Cash Equivalents (Details) - Schedule of Company Maintains Bank Accounts - USD ($) | Dec. 31, 2023 | Dec. 31, 2022
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Schedule of Company Maintains Bank Accounts [Abstract] |  |
Cash at Banks | $ 5,175,518 | $ 389,108

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

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- Definition A bank's noninterest bearing demand deposits in other banks (such as correspondents). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 + Details
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Period Type: | instant