17 class. Official website, Education Bureau of Lanshan District, Rizhao City, shows that there is 1 experimental class in Lanshan No.1 Middle School, and the experimental class is 17. The admission score is above 590, and the highest admission score is 6 12. The rest are parallel classes and super-long classes. Lanshan No.1 Middle School in Rizhao City was founded in 1958. It is a public full-time senior high school and a standardized school in Shandong Province.