Is there a key class in Yun Zhi Middle School in Qianxi, Guizhou?

Yes According to official website of Yun Zhi Middle School in Qianxi City, Guizhou Province, classes in Yun Zhi Middle School are divided into ordinary classes and key classes, which refer to classes with relatively high intellectual and moral education. Simply put, it is a very excellent class group in the school. It is the product of exam-oriented education in China.