It was just a plain, white wall separating innocent Yali students from the hundred-ton construction monsters. A rare display of common sense and care by the higher powers of this institution for the students.
The wall was getting dirtier and uglier by the day, so I suggested to the Party official in charge of student affairs that they should let the students do a mural. Surprisingly, she loved the idea, and even came up with a tasteful theme--environmental protection. So, each class got a section of the wall to paint.
Here are some of my favorites: