The Taoyuan Railway underground pilot project has started on September 15, 2018. The construction items are as follows：
一、The Taoyuan Railway underground pilot project started on September 15, 2018. The construction projects are as follows: Zhongli Temporary New Station started on January 15, 2019 and was completed on September 29, 2020 and opened on October 14, 2020.
二、Airport MRT A23 Station
(一) Lowering and excavation of the crossing line in front of Zhongzheng Road Station and construction of underground pedestrian passage: The road restoration and construction fence removal were completed on November 3, 2020.
(二) The A23 station lowering excavation is currently carrying out the construction of cutting piles in the station area and the removal of the roof of the original underground tunnel.
A23 station lower excavation cutting pile construction 1
