According to Baidu map, the best subway route from Nanjing South Railway Station to Kidd Square is Metro 1 (the fare is 4 yuan, which takes 30 minutes). Walk 60 meters from South Railway Station, get on the bus (take 8 stops on the subway 1 line (south of Baguazhou Bridge), get off at Xinjiekou Station (Exit 7), and then walk 340 meters to Kidd Square. Or take Metro Line 3 → Metro Line 2, and the fare is 4 yuan, which takes 29 minutes. Walk 70 meters from Nanjing South Railway Station and get on the bus (take Metro Line 3 (8 stops in the direction of forest farm) and get off at Daxing Palace, then transfer to the station and walk 140 meters to Daxing Palace Station and get on the bus (take Metro Line 2 (in the direction of fish mouth) 1 station).