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Concentration of Credit Risk (Details)	May 01, 2015 USD ($)	May 01, 2015 CNY (¥)	Mar. 31, 2024 USD ($)	Mar. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)
Concentration of Credit Risk [Line Items]
Deposit insurance regulations	$ (70,472)	¥ 500,000
Maximum coverage from FDIC			$ 4,708,722	¥ 33,408,380
PRC [Member]
Concentration of Credit Risk [Line Items]
Maximum coverage from FDIC				¥ 500,000	¥ 500,000

X

- Definition

Deposit insurance regulations.

+ References

No definition available.

+ Details

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Namespace Prefix:	itp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation.

+ References

No definition available.

+ Details

Name:	us-gaap_CashFDICInsuredAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478785/954-310-50-2

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: