Summary of Significant Accounting Policies (Details) - Schedule of Sino-China's assets and liabilities - Sino - China [Member] - USD ($)	Jun. 30, 2021	Jun. 30, 2020
Current assets:
Cash	$ 113,779	$ 5,022
Total current assets	113,779	5,022
Deposits	56	1,608
Property and equipment, net		41,171
Total assets	113,835	47,801
Current liabilities:
Other payables and accrued liabilities	32,939	39,919
Total liabilities	$ 32,939	$ 39,919