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How long is the mathematical payment limit for onions?
30 days

The onion mathematics platform is divided into free resources and paid resources, with free resources accounting for 60% and paid resources having a 30-day exemption period.

Onion Academy is an online education platform jointly founded by Yang, Zhu Ruochen and Li Nuo on 20 13. The platform mainly focuses on Internet inclusive education in primary and secondary schools and provides personalized education services for teachers and students.