1. Free crowd: children with height ≤ 1.2m, elderly people aged 70 and above, active servicemen, disabled people and students with valid certificates.
2. Tourists with preferential certificates: minors aged 6 (excluding 6 years old)-18 years old (including 18 years old) or over 1.2 meters in height, full-time undergraduate students and below can purchase preferential tickets with valid certificates (70 yuan/person).