She was previously advocacy officer of the Cambodian Center for Human Rights (CCHR) where she helped lead the "Black Box Campaign" to fight against police corruption in Cambodia. 
Hapo kabla alikuwa ni ofisa utetezi wa Kituo cha Haki za Binadamu nchini Kambodia (CCHR) ambapo alisaidia kuongoza kile kilichojulikana kama "Black Box Campaign" yaani Kampeni ya Boksi Jeusi, lengo likiwa ni kupambana na ufisadi ndani ya jeshi la polisi nchini Kambodia.