Cover - shares	6 Months Ended
	Jun. 30, 2022	Aug. 11, 2022
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Jun. 30, 2022
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2022
Current Fiscal Year End Date	--12-31
Entity File Number	000-11596
Entity Registrant Name	LONGWEN GROUP CORP.
Entity Central Index Key	0000723533
Entity Tax Identification Number	95-3506403
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	No. 25
Entity Address, Address Line Two	Caihe Rd
Entity Address, Address Line Three	Shangcheng Dist.
Entity Address, City or Town	Hangzhou
Entity Address, Country	CN
Entity Address, Postal Zip Code	310000
City Area Code	+86 0571 -87099979
Local Phone Number	87099979
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Elected Not To Use the Extended Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		65,762,808