Nowadays, the profession of musical arrangement has extended its services and applications to numerous media, including drama, games, audio books, animation, advertising, movies, etc. This study aims to explore the soundtrack production for television programs. First, by studying the television industry chain, the author presents an analysis of its operational procedures, including the development, production, distribution and delivery platforms. Second, further pertinent analysis is conducted on post-production soundtrack for television drama, by tabulating and integrating the process from acceptance to completion of the case. Subsequently, considering the music production models and professional division of labor types derived from the commercial requirements of the television industry, the author introduces an integrated method for the music production based on her own production experience. Finally, the method is applied to the soundtracks of four TV series produced by the author.