57.4 kilometers. According to Baidu map query, it is found that Xinqizhou in Nanchang is located at Sinopharm Avenue in the newly-built area of Nanchang City, Jiangxi Province, and Strange Stone Ridge in Xixia Town in the newly-built area of Nanchang City, Jiangxi Province. The distance between the two places is 57.4 kilometers, so you can take bus 135-143. The journey takes 2 hours and 58 minutes, and the fare is 7 yuan.