He also stated that the hinterland of the Tsengwen River is very broad, and the best thing was to set aside the wind-blocking forest at the northeast of the sandbank as a preserve for the black-faced spoonbill.
他並提議，曾文溪口腹地遼闊，不如將沙洲東北方的防風林，劃為黑面琵鷺保護區。