Airport to hotel route

Road from Incheon International Airport to Sofitel State Guesthouse in Seoul-Main road: Incheon International Airport expressway->; No.88 Olympic Highway-> Cross section of Donghu Bridge->; Go straight at the intersection of Jizhong Road-Time required: about 1 hour for 30 minutes (56 kilometers) KAL airport bus-Time required: about 1 hour for 30 minutes (every 20-30 minutes)-Ticket price: 13000 yuan-Bus location: Take No.4 or 6500 from Jinpu Airport. Cross section of Donghu Bridge->; Go straight at the intersection of Jiang Zhong Road-Time required: about 50 minutes /32k m- Subway: After getting off at Jinpu Airport Station on Line 5, transfer at Zhonglu Sanjie Station and get off at Dongda Entrance Station. Please refer to the following website:/frontsite/Sofitel/Seoul/ZHOTEL/CN/Location03.aspx, and where can I buy a subway card? What is the price? Can I use the subway card in the supermarket? Thank you. A: Subway cards can be bought at all subway stations, and the deposit of the card can be refunded (500 yuan won) after arriving at the station. But you can't use the subway card in the supermarket.