As the reasons why Japan could successfully receive the order, the following ones are considered in addition to the technology and safety, but the final decisive factor for closing the contract was a financially favorable measure the Japan side offered: Taiwan has intimate feelings for Japan historically, has geographical conditions similar to those in Japan, and the Japanese system was provided with measures against earthquakes.
日本が受注した背景には、技術や安全性もさる事ながら、台湾は歴史的にも日本に対し親近感を持っている事、地理的に日本と類似した条件にある事、地震に備えるシステムが構築されている事などが挙げられるが、最終的には日本側が提示した資金面での優遇措置を加えた事が契約締結の決め手となった。