HANOI, June 1 (Xinhua) — More than 3.1 million passengers have used the China-built Cat Linh-Ha Dong metro line in the Vietnamese capital Hanoi since its first day of commercial operation in November last year, the Vietnam News Agency reported Wednesday.
Vietnam’s first metro line has an average number of daily passengers from 21,000 to 22,000 on weekdays, and 25,000 to 30,000 on weekends.
The train is o