PREPAYMENTS AND OTHER CURRENT ASSETS - Activity in the allowance for credit losses (Details) - CNY (¥) ¥ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Activity in the allowance for credit losses
At beginning of year	¥ 68,404	¥ 79,585	¥ 8,118
Addition	0	0	71,467
Reversal	(933)	(11,181)	0
Write off	(77)	0	0
At end of year	¥ 67,394	¥ 68,404	¥ 79,585

Amount of allowance for credit losses on prepayments and other assets classified as current.

No definition available.

Name:	jks_PrepaymentsAndOtherAssetsCurrentAllowanceForCreditLosses
Namespace Prefix:	jks_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of increase in allowance for credit losses on prepayments and other current assets during the period.

No definition available.

Name:	jks_PrepaymentsAndOtherAssetsCurrentAllowanceForCreditLossesAddition
Namespace Prefix:	jks_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of allowance for credit losses on prepayments and other assets losses reverse.

No definition available.

Name:	jks_PrepaymentsAndOtherAssetsCurrentAllowanceForCreditLossesReverse
Namespace Prefix:	jks_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of allowance for credit losses on prepayments and other assets losses write off.

No definition available.

Name:	jks_PrepaymentsAndOtherAssetsCurrentAllowanceForCreditLossesWriteOff
Namespace Prefix:	jks_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

Name:	jks_PrepaymentsAndOtherCurrentAssetsCurrentAllowanceForCreditLosses
Namespace Prefix:	jks_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration