According to the query of the official website of The Onion, we know that the online classes of The Onion College are reliable. Onion College is an online educational institution with a business license, a teaching team from famous schools and teachers and a wealth of teaching experience and expertise to provide personalized learning plans and tutoring services. The institution's courses are self-developed, teachers are professional colleges and universities from the class, with many years of online teaching experience and a wealth of knowledge reserves, its online training courses are well received by parents.