There are 2400 students in Qinghe Experiment in Luo Zhuang, Linyi. According to relevant data, there are more than 600 students in grade 202 1 in junior middle school of Linyi Qinghe experimental school, with a total of 2400 students. Linyi, formerly known as Langya and Yizhou, is a prefecture-level city under the jurisdiction of Shandong Province, a second-class big city, a central city in southeastern Shandong, a modern industrial and trade city with waterfront characteristics, a trade and logistics center approved by the State Council, and an important commodity grain base in Shandong Province.