The order of Zhonghua Book Company is to learn mediocrity and talk about Meng, probably because learning mediocrity is the shortest and talking about Meng is very long, so the arrangement of short before long is adopted. According to the ancient reading method, we should read in the order of learning from Meng Yong.
But personally, it is useless to read the book only once. Zhu's original intention is not to let you read it dogmatically in this order. Four Great Classical Novels has to read, but different ages have different feelings about the understanding of classic texts.