The purposes of this study are to see the vision and community needs of the excellency-curriculum of the primary Islamic schools, the curriculum integration between sciences and religious values for the primary Islamic schools, and to see continuous development maintained in the primary Islamic curriculum in East Kalimantan. This research uses a qualitative case study with a multi-site approach. The study assigned three Islamic primary schools SDIT (Integrated Islamic Primary School) Borneo 1, SDIT Borneo 2, and SDIT Borneo 3 in Samarinda, East Kalimantan Indonesia as the sites. This study involved 40 respondents, each school of which was selected 10 respondents, comprising one principal, two vice principals, and seven teachers. Respondents were selected using purposive sampling techniques. The results showed that excellency-based curriculum management increases the competitiveness within SDIT Borneo 1, SDIT Borneo 2, and SDIT Borneo 3. This works in several ways: an environmental analysis to determine the vision of the institution, a curriculum design that meets the needs of the community, the integration of science and religion, the strengthening of religious values, the development of life skills and students' personal development, and continuous improvement as an instrument in evaluation.