No.3 Middle School is a senior middle school in this region, which adapts to urban development, builds a highland for educational development and builds a strong educational area. It was moved by teachers and students from the former No.2 Middle School and No.3 Middle School in Haigang.

Haigang No.3 Middle School is located on the west side of Haigang No.4 Middle School, with a total area of 29,000 square meters and a building area of 1.3 million square meters. There are teaching buildings for Grade One, Grade Two and Grade Three, multi-function halls, canteens and dormitories. There are multifunctional halls, music rooms, art rooms, laboratories, recording and broadcasting rooms, etc. No.3 Middle School plays an important role in optimizing the allocation of educational resources in this region and enriching high-quality high school educational resources.