XML 15 R1.htm IDEA: XBRL DOCUMENT v3.22.1
Document And Entity Information - shares
 12 Months Ended
Dec. 31, 2021
Apr. 22, 2022
Document Information Line Items    
Entity Registrant Name MMTEC, INC.  
Trading Symbol MTC  
Document Type 20-F  
Current Fiscal Year End Date --12-31  
Entity Common Stock, Shares Outstanding   31,370,000
Amendment Flag false  
Entity Central Index Key 0001742518  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Filer Category Non-accelerated Filer  
Entity Well-known Seasoned Issuer No  
Document Period End Date Dec. 31, 2021  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus FY  
Entity Emerging Growth Company true  
Entity Shell Company false  
Entity Ex Transition Period false  
ICFR Auditor Attestation Flag false  
Document Registration Statement false  
Document Annual Report true  
Document Transition Report false  
Document Shell Company Report false  
Entity File Number 001-38766  
Entity Incorporation, State or Country Code D8  
Entity Address, Address Line One AF, 16/F, Block B  
Entity Address, Address Line Two Jiacheng Plaza  
Entity Address, Address Line Three 18 Xiaguangli  
Entity Address, City or Town Chaoyang District  
Entity Address, Postal Zip Code 100027  
Entity Address, Country CN  
Title of 12(b) Security Common Shares, par value $0.001  
Security Exchange Name NASDAQ  
Entity Interactive Data Current Yes  
Document Accounting Standard U.S. GAAP  
Auditor Firm ID 206  
Auditor Name MaloneBailey, LLP  
Auditor Location Houston, Texas  
Business Contact    
Document Information Line Items    
Entity Address, Address Line One AF, 16/F, Block B  
Entity Address, Address Line Two Jiacheng Plaza  
Entity Address, Address Line Three 18 Xiaguangli  
Entity Address, City or Town Chaoyang District  
Entity Address, Postal Zip Code 100027  
Contact Personnel Name People’s Republic of China  
City Area Code +86  
Local Phone Number 10 5617 2312  
Entity Address, State or Province NY