XML 74 R58.htm IDEA: XBRL DOCUMENT v3.25.2

Credit facilities (Details 1) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Line of Credit Facility [Line Items]
Long term loans bank	$ 213,969	$ 79,463
Weizhong Bank [Member]
Line of Credit Facility [Line Items]
Long term loans bank maturities descriptions	July 2023 (renewal to February 2025)
Long term loans bank collateral guarantee descriptions	Guaranteed by Yunwu Li, Chief Executive Officer and Chairman of the Board of Directors of the Company and Chairman of the Board of Directors and General Manager of Shenzhen CDT Environmental Technology Co., Ltd.
Long term loans bank		79,463
Weizhong Bank [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Long term loans bank interest rate	6.10%
Weizhong Bank [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Long term loans bank interest rate	9.70%
Sichuan Xinwang Bank Co Ltd [Member]
Line of Credit Facility [Line Items]
Long term loans bank maturities descriptions	May 2026
Long term loans bank interest rate	6.10%
Long term loans bank collateral guarantee descriptions	Guaranteed by Yunwu Li, Chief Executive Officer and Chairman of the Board of Directors of the Company and Chairman of the Board of Directors and General Manager of Shenzhen CDT Environmental Technology Co., Ltd.
Long term loans bank	$ 115,927
Weizhong Bank One [Member]
Line of Credit Facility [Line Items]
Long term loans bank maturities descriptions	January 2026
Long term loans bank interest rate	6.10%
Long term loans bank collateral guarantee descriptions	Guaranteed by Yunwu Li, Chief Executive Officer and Chairman of the Board of Directors of the Company and Chairman of the Board of Directors and General Manager of Shenzhen CDT Environmental Technology Co., Ltd.
Long term loans bank	$ 8,612
Weizhong Bank Two [Member]
Line of Credit Facility [Line Items]
Long term loans bank maturities descriptions	March 2026
Long term loans bank interest rate	6.10%
Long term loans bank collateral guarantee descriptions	Guaranteed by Yunwu Li, Chief Executive Officer and Chairman of the Board of Directors of the Company and Chairman of the Board of Directors and General Manager of Shenzhen CDT Environmental Technology Co., Ltd.
Long term loans bank	$ 19,873
Zhejiang Hecheng Rural Commercial Bank Co Ltd [Member]
Line of Credit Facility [Line Items]
Long term loans bank maturities descriptions	March 2026
Long term loans bank interest rate	5.00%
Long term loans bank collateral guarantee descriptions	Guaranteed by Yunwu Li, Chief Executive Officer and Chairman of the Board of Directors of the Company and Chairman of the Board of Directors and General Manager of Shenzhen CDT Environmental Technology Co., Ltd.
Long term loans bank	$ 69,557

X

- References

No definition available.

+ Details

Name:	CDTG_LongTermLoansBankCollateral
Namespace Prefix:	CDTG_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	CDTG_LongTermLoansBankInterestRateDuringPeriod
Namespace Prefix:	CDTG_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	CDTG_LongTermLoansBankMaturitiesDescriptions
Namespace Prefix:	CDTG_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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 470
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481544/470-10-50-6

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 470
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481544/470-10-50-6

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(f))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

+ Details

Name:	us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the operating cycle if longer, excluding current portion.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-SubTopic 10
-Topic 210
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(13)(a)(1))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479170/946-210-S99-1

+ Details

Name:	us-gaap_LongTermLoansFromBank
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_CreditFacilityAxis=CDTG_WeizhongBankMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreditFacilityAxis=CDTG_SichuanXinwangBankCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreditFacilityAxis=CDTG_WeizhongBankOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreditFacilityAxis=CDTG_WeizhongBankTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreditFacilityAxis=CDTG_ZhejiangHechengRuralCommercialBankCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: