v3.26.3
Related Parties - Schedule of Related Parties (Details) - USD ($)
6 Months Ended 12 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Dec. 31, 2008
[4]
Oct. 31, 2025
Oct. 31, 2024
Oct. 31, 2023
Dec. 31, 2008
[3]
Due from related parties              
Due from related parties $ 347     $ 490 $ 40,154    
Due to related parties              
Due to related parties       0 63,222    
Borrowing 0 $ 0   0 0 $ 132,084  
Repayment 0 (38,901)   0 (25,468) (133,924)  
Loan made to related parties Lending       0 39,348 0  
Loan made to related parties repayment       39,186 0 10,759  
Dingxin Sun [Member]              
Due from related parties              
Due from related parties 347 [1]     490 [2] 40,154 [2]    
Due to related parties              
Borrowing 0 [1] 0 [1]   0 [2] 0 [2] 132,084 [2]  
Repayment 0 [1] (38,901) [1]   0 [2] (25,468) [2] (133,924) [2]  
Loan made to related parties Lending       0 39,348 [2]    
Loan made to related parties repayment       39,186 0 [2]    
Shandong Dingxin Energy Saving Technology Group Co. Ltd. [Member]              
Due to related parties              
Due to related parties [3]       0 63,222    
Nature     Office Rental       Office Rental
Transactions with related parties $ 28,754 [4] $ 27,518 [4]   $ 55,438 [3] $ 55,668 [3] 53,678 [3]  
Yantai Development Zone Xingshun Petroleum Co. Ltd. [Member]              
Due to related parties              
Loan made to related parties Lending [5]           0  
Loan made to related parties repayment [5]           $ 10,759  
[1] Dingxin Sun: the director of Shandong Dingxin Ecology Environmental Co., Ltd.
[2] Dingxin Sun: the director of Shandong Dingxin Ecology Environmental Co., Ltd.
[3] Shandong Dingxin Energy Saving Technology Group Co. Ltd.: the company directly controlled by Dingxin Sun.
[4] Shandong Dingxin Energy Saving Technology Group Co. Ltd.: the company directly controlled by Dingxin Sun.
[5] Yantai Development Zone Xingshun Petroleum Co. Ltd.: the company directly controlled by Dingxin Sun. The amount was subsequently settled completely in December 2022.