In an interview with The Myanmar Times, Kyaw Zin admitted that film was not her initial choice of a career. Rather she envisioned herself as an independent artist or a doctor but had to reevaluate her options after getting sub-par grades in school. Her first foray into the entertainment industry came by way of a local beauty contest. She won the Miss Kokkine contest in 1998, and then went on to win Miss Christmas that same year. For the next two years she appeared in magazines and modeling shows. In 2000, she scored her big break as an actress in the film Pyaw Lai Kya Ya Aung (Let’s Have Great Fun) as the lead actress