XML 60 R49.htm IDEA: XBRL DOCUMENT
v3.24.3

Nature of Business and Organization (Details) - Schedule of Consolidated Financial Statements Reflect the Activities of GDC | 9 Months Ended
--- | ---
Sep. 30, 2024
Citi Profit BVI [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A British Virgin Island company Incorporated in April 2019
Ownership | 100% owned by the Company
TMSR HK [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A Hong Kong company
Ownership | 100% owned by Citi Profit BVI
TMSR HK [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Incorporated in April 2019
TMSR HK [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Disposed on June 26, 2023
Highlight HK [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A Hong Kong company
Ownership | 100% owned by Citi Profit BVI
Highlight HK [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Incorporated in November 2022
Makesi WFOE [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A PRC limited liability company and deemed a wholly foreign owned enterprise (WFOE)
Ownership | 100% owned by TMSR HK
Makesi WFOE [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Incorporated in December 2020
Makesi WFOE [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Disposed on June 26, 2023
Highlight WFOE [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A PRC limited liability company and deemed a wholly foreign owned enterprise (WFOE)
Ownership | 100% owned by Highlight HK
Highlight WFOE [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Incorporated in January 2023
Yuanma [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A PRC limited liability company
Ownership | VIE of Makesi WFOE
Yuanma [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Acquired on June 21, 2022
Yuanma [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Disposed on June 26, 2023
Highlight Media [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A PRC limited liability company
Ownership | VIE of Highlight WFOE
Highlight Media [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Acquired on September 16, 2022
Highlight Media [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Disposed on September 26, 2023
AI Catalysis [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A Nevada company
Ownership | 100% owned by the Company
AI Catalysis [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Incorporated in May 2023
SH Xianzhui [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | A PRC limited liability company
Ownership | 73.3333% owned by Highlight WFOE
SH Xianzhui [Member] |
Schedule of Consolidated Financial Statements Reflect the Activities of GDC [Line Items] |
Background | Incorporated in August 2023

X
- References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-3 Reference 2: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481231/810-10-45-11 + Details
Name: | srt_CondensedFinancialStatementsCaptionsLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition This serves as a place to record data that is not required by accounting literature but is useful for readers of the financial statements as it relates to the details of an equity method investment in common stock. Such information may include the amount of change for a change in ownership (equity) percentage in a given period and the amount and type of the consideration given or received in relation to the change in ownership. + References No definition available. + Details
Name: | us-gaap_EquityMethodInvestmentAdditionalInformation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of business purpose of the subsidiary of the limited liability company or limited partnership, for example, its day-to-day operating functions and whether it acts as a holding or operating company. + References No definition available. + Details
Name: | us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipBusinessPurpose
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_OwnershipAxis=gdc_CitiProfitBVIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_TMSRHKMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_TMSRHKOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_TMSRHKTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_HighlightHKMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_HighlightHKOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_MakesiWfoeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_MakesiWFOEOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_MakesiWFOETwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_HighlightWFOEMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_HighlightWFOEOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_YuanmaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_YuanmaOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_YuanmaTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_HighlightMediaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_HighlightMediaOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_HighlightMediaTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_AICatalysisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_AICatalysisOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_SHXianzhuiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=gdc_SHXianzhuiOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |