A music agent noticed Rosa 's talent .
A music agent hired her to sing in 5 Stars Hotels and Casinos in Asia including South Korea , Macau , Indonesia , Dubai , Taiwan , Malaysia , Thailand and Hong - Kong .
A music agent noticed Rosa 's talent and hired her to sing in 5 Stars Hotels and Casinos in Asia including South Korea , Macau , Indonesia , Dubai , Taiwan , Malaysia , Thailand and Hong - Kong .