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NOTE 8 - RELATED PARTY TRANSACTIONS (Details) - USD ($)
3 Months Ended 9 Months Ended
Jan. 31, 2021
Jan. 31, 2021
Jan. 31, 2022
Apr. 30, 2021
Sep. 23, 2019
Details          
Accounts receivable - related party     $ 0 $ 5,999,791  
Revenue - related party Qufu Shengwang Import Export $ 2,756,224 $ 5,010,742      
Cost of Revenue - related party Qufu Shengwang Import Export $ 3,431,319 $ 5,587,081      
Borrowing from Jianjun Yan     $ 1,529,000    
Borrowing from Weidong Cai         $ 192,000