XML 45 R35.htm IDEA: XBRL DOCUMENT
v3.23.2

Related Party Balances and Transactions (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Related Party Balances and Transactions [Abstract] |
Schedule of Other Payables – Related Parties | Other payables – related parties:
Name of related party |  | Relationship |  | June 30, 2023 |  |  | December 31, 2022 |
Shanghai Highlight Asset Management Co. LTD |  | A company in which shareholder hold shares |  | $ | 35,188 |  |  | $ | 195,732 |
Total |  |  |  | $ | 35,188 |  |  | $ | 195,732 |

X
- Definition Tabular disclosure of Other payables - related parties. + References No definition available. + Details
Name: | gdc_OtherPayablesRelatedPartiesTableTextBlock
Namespace Prefix: | gdc_
Data Type: | dtr:textBlockItemType
Balance Type: | na
Period Type: | duration

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