As current government policy only allows importation of college-level academic books, the selection at Lines of Flight is heavy on literature, history, philosophy, and art. The store also sells budget-priced CDs and DVDs of classical music, Chinese theater productions, and art films.
會員制的選書分析由於目前政府政策規定只開放簡體字大專用書，因此秋水堂的書種，偏重文、史、哲學及藝術類，同時也兼賣廉價的古典音樂、大陸地方戲曲，以及藝術電影的 CD、DVD 等影音產品。