"As for Kaohsiung," believes Tseng Tzu-feng, "the key is still in the free port zone." The reason the free port zone has not been as effective as had been hoped is "of course mainly because direct shipping to mainland China is forbidden. But the fact that Kaohsiung International Airport is too small and can't handle enough international routes is also a critical problem.
「至於高雄港，關鍵還是在自由貿易港區，」曾梓峰認為，自由貿易港區之所以無法發揮預期效果，「三通不通，阻擋了廠商意願固然是主因，但小港機場的規模太小，無法擴充國際航線，也是致命問題。