Ammonium nitrate solution should be put in double layer heat preservation stainless steel tank car, and the tank car should have the function of heating and steam purging. It should have the ability to be transported in - 20 ℃ temperature condition, and the temperature of ammonium nitrate solution will drop no more than 10 ℃ in 24 hours. The transport and storage of ammonium nitrate solution should avoid liquid crystallization or over-heat decomposition.