2 hours and 45 minutes. According to Baidu Map query, it takes 2 hours and 45 minutes to take the subway from Foshan to Conghua, and the total distance is 98.8 kilometers. Get on the Guangfo Line (direction to Lijiao) at Pujun North Road Station and get off at Shayuan Station. Get on at Shayuan Station and take Metro Line 8 (direction to Wanshengwei) and get off at Changgang Station. Get on the bus and take Metro Line 2 (direction to Jiahewanggang) and get off at Jiahewanggang Station. Transfer within the station and walk 50 meters. Get on at Jiahewanggang Station and take Metro Line 14 (direction to Dongfeng) at the Hua Passenger Transport Station (D Exit) and get off at Conghua Passenger Transport Station for 2 stops. Take Route 9 for 4 stops and get off at Qingyuncheng Nei Intersection Station to reach Conghua District.