The melodies were carried by instruments with more subtle sounds such as the yueqin, sanshin, pipa, and harmonica He also employed a lower-key singing style than the soaring one he used with Labor Exchange so as to capture the emotions of the menial laborers depicted.
有別於交工時期社運音樂的慷慨激昂，他刻意不用外放式的打擊樂器，而以貝斯作為節奏基底，由月琴、三弦、琵琶、口琴等較為細緻、低迴的聲音構成音樂的主弦律；他也壓低自己在交工時期的高吭音色，改以低沈唱腔展現勞工處境的沈重。