Can Maitreya come to school if his grades are not enough?

You can't. According to the announcement of official website, Maitreya Education Bureau, the admission score of middle school is the standard of whether you can attend the school. Students who fail to pass the school scores can choose other excellent schools to register, including Chiang Rai School. Those who don't get enough grades can't go to school. Chiang Rai Middle School is a joint-stock and operating private school located in Maitreya City, Yunnan Province, which belongs to Chiang Rai School and was established in 2004.