Income Taxes - Schedule of Deferred Tax Assets (Details) - USD ($)	Dec. 31, 2024	Jun. 30, 2024
Net operating loss
Total deferred tax assets	$ 13,346,000	$ 14,296,000
Valuation allowance	(13,346,000)	(14,296,000)
Deferred tax assets, net - long-term
U.S. [Member]
Allowance for credit losses
Allowance for credit losses	1,212,000	1,212,000
Net operating loss
Net operating loss	9,033,000	9,920,000
PRC [Member]
Allowance for credit losses
Allowance for credit losses	1,642,000	1,649,000
Net operating loss
Net operating loss	$ 1,459,000	$ 1,515,000