Summary of Significant Accounting Policies (Details) - Schedule of Sino-China's assets and liabilities - Sino - China [Member] - USD ($)	Dec. 31, 2020	Jun. 30, 2020
Current assets:
Cash	$ 5,183	$ 5,022
Total current assets	5,183	5,022
Deposits	1,740	1,608
Property and equipment, net	37,241	41,171
Total assets	44,164	47,801
Current liabilities:
Other payables and accrued liabilities	43,406	39,919
Total liabilities	$ 43,406	$ 39,919