Plan 500 people. Official website of Langfang Education Bureau shows that in 2023, Gu 'an No.7 Middle School plans to enroll 1.00 students, Gu 'an No.6 Middle School plans to enroll 500 students, and Gu 'an No.1 Middle School plans to enroll 1.40 students. Gu 'an No.6 Middle School is a 12-year school, which is divided into three stages: primary school, junior high school and senior high school.