Eleven years ago, the 17-year-old graduated from vocational high school and started to work with his father repairing fishing boats. One day, when the father and son were working on a boat, a fisherman who knew them well pulled a Rumphius 'slit shell out of a plastic bag, and asked Chang Fu-chuang, who had more contacts than he did, to bring it to Taipei and try to sell it.
11 年前，17 歲的張議顯高職畢業後，開始跟著父親修理漁船，有一天當父子倆登船修理時，熟識的漁民自塑膠袋拿出一顆龍宮貝，拜託人面比較廣的張福全拿到台北去「賣賣看」。