v3.26.1
Related Party Transactions - Schedule of Balances Due from Related Parties and Due to Related Parties (Details) - USD ($)
 6 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Jun. 30, 2025
Topsheen Shipping Singapore Pte. Ltd.[Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Accounts receivable-related parties [1]   $ 616,279
Advance from customers-related party [2] 497,360   433,125
Tong Da Shipping Co. Limited [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Accounts receivable-related parties [3]   143,277
Mei Da Shipping Co. Limited [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Accounts receivable-related parties [3]   159,638
Keen Best Shipping Co Limited [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Accounts receivable-related parties [3] 5,000   99,121
Related Party [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Accounts receivable-related parties 5,000   1,018,315
Advance from customers-related party 497,360   433,125
Due from related parties 412,873   331,948
Due to related parties 21,502,619   24,553,231
Services provided to related parties 11,142,617 $ 11,957,102  
Topsheen Shipping Singapore Pte. Ltd [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Due from related parties [4] 412,873   331,948
Topsheen Shipping Group Limited [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Due to related parties [5] 5,417   36,584
Nanjing Top Confidence Marine Management Co., Ltd [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Due to related parties [5] 8,710   14,381
Due to shareholder and affiliate [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Due to related parties [6] 21,476,946   24,490,720
Ocean Master Worldwide Corporation [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Due to related parties 11,546   $ 11,546
Topsheen Shipping Singapore Pte. Ltd. (Time charter & Vessel management services revenue) [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Services provided to related parties 9,250,107 9,430,014  
Mei Da Shipping Co. Limited (Vessel management services revenue) [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Services provided to related parties 699,582 690,649  
Tong Da Shipping Co. Limited (Vessel management services revenue) [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Services provided to related parties 707,132 721,736  
Topsheen Bulk Singapore Pte Ltd (Time charter revenue) [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Services provided to related parties 617,624  
Keen Best Shipping Co Limited (Vessel management services revenue) [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Services provided to related parties 485,796 497,079  
Mr. Jun Li’s affiliate [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
Short-term office lease expense from a related party 13,795  
Topsheen Shipping Group Co., Ltd [Member]      
Schedule of Balances Due from Related Parties and Due to Related Parties [Line Items]      
General and administrative expenses shared with a related party $ 57,508 $ 55,997  
[1] The balance mainly represented consideration for time charter accounts receivable from Topsheen Shipping Singapore Pte. Ltd, which was collected in current period.
[2] The balance represents the advance charter hire payments from Topsheen Shipping Singapore Pte. Ltd.
[3] The balance represents the accrued management fees from related parties for vessel management services, which was partially collected in current period.
[4] The balance represents the outstanding bunker receivable from Topsheen Shipping Singapore Pte. Ltd for time charter service provided by the Group.
[5] The balances mainly represented the expenses paid on behalf of the Group.
[6] The balances mainly represented non-interest-bearing loans from Mr. Shoucheng Lei and due on demand. During the six months end December 31, 2025, the Group repaid $3,000,000 of these loans to Mr. Shoucheng Lei.