Cover - USD ($)	12 Months Ended
	Jun. 30, 2024	Sep. 01, 2025	Dec. 31, 2024
Document Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Transition Report	false
Document Financial Statement Error Correction [Flag]	false
Entity Interactive Data Current	Yes
ICFR Auditor Attestation Flag	false
Amendment Flag	false
Document Period End Date	Jun. 30, 2024
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	FY
Entity Information [Line Items]
Entity Registrant Name	CAMBELL INTERNATIONAL HOLDING CORP.
Entity Central Index Key	0001678848
Entity File Number	333-214469
Entity Tax Identification Number	98-1310024
Entity Incorporation, State or Country Code	NV
Current Fiscal Year End Date	--06-30
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	Yes
Entity Current Reporting Status	No
Entity Shell Company	false
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Public Float			$ 2,751,650
Entity Contact Personnel [Line Items]
Entity Address, Address Line One	1-17-1 Zhaojia Road
Entity Address, Address Line Two	Xinglongtai District
Entity Address, City or Town	Panjin City
Entity Address, State or Province	CT
Entity Address, Postal Zip Code	124000
Entity Phone Fax Numbers [Line Items]
City Area Code	+86
Local Phone Number	15842767931
Entity Listings [Line Items]
Title of 12(b) Security	N/A
No Trading Symbol Flag	true
Entity Common Stock, Shares Outstanding		7,250,750