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Summary of Significant Accounting Policies (Tables)
 9 Months Ended
Mar. 31, 2026
Summary of Significant Accounting Policies [Abstract]  
Schedule of Longduoduo’s Subsidiaries

Longduoduo’s subsidiaries as of March 31, 2026 are listed as follows:

 

Name  Place of
Incorporation		  Attributable
equity
interest %		   Authorized
capital		 
Longduoduo Company Limited  Hong Kong   100   HK$10,000 
LDD Technology Limited  British Virgin Islands   100   US$100,000 
LDDJK Hong Kong Limited  Hong Kong   100   HK$10,000 
Beijing Julong Health Consulting Co., Limited  China   100    0 
Beijing Yihua Health Consulting Co., Limited  China   100    0 
Longduoduo Health Technology Company Limited  China   100    0 
Inner Mongolia Qingguo Health Consulting Company Limited  China   90    0 
Inner Mongolia Rongbin Health Consulting Company Limited  China   80    0 
Inner Mongolia Chengheng Health Consulting Company Limited  China   80    0 
Inner Mongolia Tianju Health Consulting Company Limited  China   51    0 
Schedule of Exchange Rates Used for Foreign Currency Translation

The exchange rates used for foreign currency translation are as follows:

 

      For the Nine Months Ended
March 31,		 
      2026   2025 
      (USD to RMB/USD to HKD)   (USD to RMB/USD to HKD) 
Assets and liabilities  period end exchange rate   6.9038/7.8390    7.2579/7.7793 
Revenue and expenses  period weighted average   7.0593/7.8038    7.2085/7.7846 
Schedule of Major Suppliers

For the nine months ended March 31, 2026 and 2025, the Company had one and two major suppliers that each accounted for over 10% of its total cost of revenue.

 

   For the Nine Months Ended
March 31, 2026		   For the Nine Months Ended
March 31, 2025		 
   Cost of
revenue		   Percentage of
Cost of
revenue		   Cost of
revenue		   Percentage of
Cost of
revenue		 
Supplier A  $6,885    45%  $32,411    40%
Supplier B             28,641    35%

 

As of March 31, 2026 and June 30, 2025, the Company had three major suppliers that each accounted for over 10% of its total accounts payable.

 

   As of
March 31, 2026		   As of
June 30, 2025		 
   Account payable   Percentage of
Accounts payable		   Account payable   Percentage of
Accounts payable		 
Supplier C  $51,661    26%  $          
Supplier D   64,708    33%   
 
    
 
 
Supplier E             200,716    50%
Supplier F   38,228    19%   94,182    24%
Supplier G   
 
    
 
    77,620    19%
Schedule of Estimated Useful Lives for Property and Equipment

The estimated useful lives for property and equipment categories are as follows:

 

Office equipment and furniture   3 years 
Leasehold Improvements   1-5 years 
Schedule of Estimated Useful Lives of Intangible Assets All of the Company’s intangible assets have been determined to have finite useful lives and are, therefore, amortized using the straight-line method over their estimated useful lives:
Software   3 years