v3.26.3
Digital Assets (Details) - 6 months ended Jun. 30, 2026
¥ in Millions, $ in Millions
CNY (¥)
USD ($)
Digital Assets [Abstract]
Carrying value
¥ 345.4
$ 50.7
X
- Definition
Carrying value.
+ References
No definition available.
+ Details
Name:
ddc_CarryingValue
Namespace Prefix:
ddc_
Data Type:
xbrli:monetaryItemType
Balance Type:
credit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_CryptoAssetCostAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration