Graduation thesis and your graduation project are two independent graduation courses, so they are not related. You can use your own proposition to do it, but it is suggested to do the same topic, so that graduation creation can be set off intuitively, support your thesis and be more convincing.
Chinese painting has its unique style in the world art treasure house. It has its own characteristics in pen, ink, color and composition. When artists use these techniques, there is a problem of how to deal with the relationship between opposites and unity, which is directly related to the artistic effect.