Hwaseong | April 20, 2021
Workers on the morning of April 20 inspect a mock-up train at an exhibition of the Great Train Express-A (GTX-A) at Dongtan Yeoul Park in Hwaseong, Gyeonggi-do Province. This event was held to collect passengers' opinions ahead of the inaugural domestic production of the GTX-A, which will run more than 40 meters underground.