On May 22, 2023, Onion Mathematics announced that it had received an investment of 97 million yuan in the B round, which was led by StarVC and Song Qing Fund. The last round of investors Fengrui Capital and the contemporary group Maorong Investment continued to follow up. After the completion of this round of financing, Yang, co-founder and CEO of Onion Mathematics, said that he would focus on the product development of standardization of online learning products in mathematics, physics and chemistry in primary and secondary schools.