Calligraphy has a starting and ending level. What does it mean to have an ending?

It means the level of calligraphy.

Calligraphy is divided into ten levels. Calligraphy examination is divided into primary (Grade 1, 2 and 3), intermediate (Grade 4, 5, 6 and 7) and advanced (Grade 8 and 90). The starting and ending level indicates the junior high school level and the ending level indicates the advanced level.