1. There are 23 stations on the whole line, and 21 stations are open to traffic. See the picture for the route map<br/>Airport MRT travels between Taipei Station and Zhongli Station. 21 stations including Lihuanbei Station are open to traffic, while Laojiexi Station and Zhongli Station are not yet open to traffic. <br/><br/>2. The train interval is 7.5 minutes, and the direct train from Taipei to the airport takes 35 minutes.<br/>The first train at Taipei Main Station is at 6:00, and the last train is at 23:05. Every 15 minutes there will be a direct train and an ordinary train, which is equivalent to a train interval of 7.5 minutes; the direct train from Taipei to Taoyuan Airport only takes 35 minutes, and the ordinary train takes 45 minutes. It takes 72 to 73 minutes for ordinary cars to travel from Taipei to Huanbei Station, and it is estimated that there will be 50,000 passengers a day. <br/><br/>3. The fare is NT$30-160.<br/>Taipei Main Station to Airport Station is NT$160. The fare for direct trains is the same as for regular trains. <br/><br/>4. There are two types of non-stop cars and ordinary cars<br/>The non-stop cars represented by purple have 216 seats and adopt a symmetrical front and back. Four of the five cars are passenger cars. 1 car is a luggage compartment; the ordinary car represented by blue has 188 longitudinal seats, and all 4 cars are passenger cars. <br/><br/>5. Taipei Main Station provides check-in and luggage drop-off services<br/>Taipei Main Station provides check-in and luggage drop-off services, but at the beginning, only China Airlines and EVA passengers had this service . <br/>The check-in service time is from 06:00 to 21:30. Passengers can only check-in for the flight on the same day, and the check-in service should be completed no later than 3 hours before the flight departure. The sum of the length, width and height of checked luggage shall not exceed 158cm, and the longest side shall not exceed 90cm. <br/><br/>Jijie Station A1 is located at the intersection of Civic Avenue and Chongqing South Road. People who take the Taipei MRT, Taiwan Railway or High Speed Rail cannot transfer to Jijie from Taipei Main Station and have to carry their luggage through the underground Connecting passage on the west side of the first floor, walk about 10 minutes to Jijie Station. <br/>Welcome to click "Adopt", not "Useful"