For example, she interviewed her father and other old-timers about restrictions on and distribution of opium during the Japanese era. One of the novels in the tetralogy discusses raising eels, so to prepare she went to an eel farm to observe.
比方日治時期鴉片的管制和分配，就請教父親和耆老；《輾轉紅蓮》一書中談到養鰻魚，她就親自前往水產養殖所觀察。