Of course, Huang Tingjian and Mishi were famous in the Song Dynasty. . I don't know which one you are talking about, but Wang Xizhi's Preface to Lanting is also very good. It is Wang Xizhi's most famous masterpiece. From the literary point of view, it is a wonderful article with beautiful words and broad feelings. From the point of view of calligraphy, it is called the crown of Fa Tie and has been carefully studied by famous artists of all ages.
Although it was in the Wei and Jin Dynasties, many universities now choose it as a model, which is worth learning from.