v3.21.1
Summary of Significant Accounting Policies (Details) - Schedule of Sino-China's assets and liabilities - Sino - China [Member] - USD ($)
Mar. 31, 2021
Jun. 30, 2020
Current assets:    
Cash $ 30,119 $ 5,022
Total current assets 30,119 5,022
Deposits 1,734 1,608
Property and equipment, net 33,459 41,171
Total assets 65,312 47,801
Current liabilities:    
Other payables and accrued liabilities 39,214 39,919
Total liabilities $ 39,214 $ 39,919