Shenzhen Middle School (Chinese: 深圳中学), commonly referred as SMS or SZMS, is a high school located in Luohu District, Shenzhen, Guangdong, China. Founded in 1947, it was made the only provincial key high school (magnet school) in Shenzhen in 1983. In November 1993, it became one of the first Class-One Schools of Guangdong Province. In 1998, Shenzhen Middle School merged with Honghu Middle School, and the latter's campus is now Shenzhen Middle School's junior school. In total, its junior and senior campuses cover an area of 107,602 square metres (1,158,220 sq ft). The student-teacher ratio is about 10:1. Zhu Huawei (朱华伟, Zhū Huáwěi) is the current principal.