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Related Party Transactions - Additional Information (Detail) - Dec. 31, 2022 ¥ in Millions	CNY (¥)	USD ($)
Guangzhou Yuanshiji [Member]
Related Party Transaction [Line Items]
Aggregate principal amount of interest-free loans	¥ 1	$ 145,370
Fuzhou Dianjin [Member]
Related Party Transaction [Line Items]
Payment in advance from related party	¥ 5	$ 709,789

X

- Definition

The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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X

- Definition

Payment in advance from related party.

+ References

No definition available.

+ Details

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X

- Details

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- Details

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