Cover - shares	6 Months Ended
	Jun. 30, 2021	Sep. 01, 2021
Cover [Abstract]
Entity Registrant Name	UMATRIN HOLDING LIMITED
Entity Central Index Key	0001317839
Document Type	10-Q
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Current Reporting Status	No
Document Period End Date	Jun. 30, 2021
Entity Filer Category	Non-accelerated Filer
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2021
Entity Common Stock Shares Outstanding		182,444,266
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	000-51190
Entity Incorporation State Country Code	DE
Entity Tax Identification Number	87-0814235
Entity Address Address Line 1	32, JALAN RADIN BAGUS 3
Entity Address City Or Town	BANDAR BARU SRI PETALING
Entity Address Postal Zip Code	57000
City Area Code	603
Local Phone Number	1700-081-8988
Entity Interactive Data Current	Yes