Asian Junior Badminton Championships
In 2004, Polii helped the national junior team win the girls' team bronze at the Asian Junior Badminton Championships and mixed team bronze at the World Junior Championships. She also claimed the World Junior silver in the mixed doubles with Muhammad Rijal, and the bronze medal in the girls' doubles with Budiman. She made her debut with the national team at the Uber Cup in 2004, where the team made the quarter-finals. Her best achievements in individual events during the year were reaching the quarter-finals at the Chinese Taipei Open and the Malaysia Open.