Protecting the unprotected Chang Hsien-cheh hopes that dealers will provide shells so that he can collect information on the appearance and special characteristics of each species of turtle and then provide printed color illustrations showing the protected species to the importers. This could change public perceptions of these traders, who could then demand that their suppliers not ship these protected species. Only then would cus toms be able to filter imports of turtle shells.
張賢哲希望能透過中藥商主動提供龜板，逐步建立各種烏龜的外觀、特徵，將保育龜類印刷成彩色圖鑑，扭轉人們對中藥商的成見，中藥商也可以據此要求賣方不再提供保育類產製品，海關則有能力過濾進口的龜板。