兼职学生

Annual report pursuant to Section 13 and 15(d)

Property and Equipment - Schedule of Estimated Amortization Expense of Software (Details)

v3.21.2
Property and Equipment - Schedule of Estimated Amortization Expense of Software (Details) - Software - USD ($)
Apr. 30, 2021
Apr. 30, 2020
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] 听 听
2022 $ 1,562,515 听
2023 1,401,634 听
2024 1,111,974 听
2025 707,172 听
2026 251,568 听
Thereafter 9,447 听
Total $ 5,044,310 $ 4,112,961