Convenient and quick. Teachers may buy a meter reading, because it is an e-book platform that provides a large number of educational books and resources. Buying here can make it easier for teachers to get the educational resources they need, and at the same time, they can also enjoy some discounts and services. Among them, teachers can also buy needed educational resources anytime and anywhere through mobile phones or computers, which avoids the time and space restrictions of shopping in traditional physical bookstores and is very convenient.