Complex sentence: His schooling life of Primary section is in Saurashtra The Kundla School, Savarkundla now ccalled J.V. Modi school and later joined Bai Ava Bai High School, Valsad.
Split into simpler sentences: His schooling life of Primary section is in Saurashtra The Kundla School, Savarkundla. After he joined Bai Ava Bai High School, Valsad.