XML 63 R1.htm IDEA: XBRL DOCUMENT v3.19.3
Document and Entity Information - USD ($)
 12 Months Ended
Jun. 30, 2019
Oct. 14, 2019
Dec. 31, 2018
Document and Entity Information      
Entity Registrant Name DATASEA INC.    
Entity Central Index Key 0001631282    
Amendment Flag false    
Current Fiscal Year End Date --06-30    
Document Type 10-K    
Document Period End Date Jun. 30, 2019    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2019    
Entity Filer Category Non-accelerated Filer    
Entity Well Known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Small Business true    
Entity Shell Company false    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
Entity Public Float     $ 69,822,573
Entity Common Stock, Shares Outstanding   20,943,846  
Entity File Number 333-202071    
Entity Interactive Data Current Yes    
Entity Incorporation State Country Code NV