Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2018	Jun. 30, 2018
Document and Entity Information:
Entity Registrant Name	Longwen Group Corp.
Document Type	10-K
Document Period End Date	Dec. 31, 2018
Trading Symbol	logc
Amendment Flag	false
Entity Central Index Key	0000723533
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding	127,061
Entity Public Float		$ 127,061
Entity Filer Category	Non-accelerated Filer
Entity Current Reporting Status	No
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	FY