She is a licensed Barrister and a member of the Women Lawyers Association of Thailand. She holds a Bachelor's Degree with Honors and a Master's Degree in Law from Chulalongkorn University. She has previously worked as In-house counsel for the Textile Association of Thailand and in private practice. Ms. Na Chiangmai has published a number of texts in the areas of Labor Law, Evidence Law, Criminal Procedure, Civil Procedure and Bankruptcy Law.