The Student Association's Cross-Brotherhood (LPH) is an annual program of the Human Resources Development Department of the Development Economics Student Association. The 2023 Cross-Brotherhood Hima (LPH) series of events will be held offline at Campus B, based on the values ​​of Pancasila, the Tri Dharma of Higher Education, and also EP SOLID. The Cross-Brotherhood Hima (LPH) also serves as a forum for fostering pride in the campus, and in particular strengthening family ties among Development Economics students of the Faculty of Economics and Business Universitas Airlangga. The event, which will be attended by all new students of the 2023 Development Economics study program, will be held four times, specifically on August 25, and September 2, 9, and 16, 2023.