How many days does it take for flowers to travel from Kunming to Nanjing in cold chain?

Three days. The cold chain transportation of flowers from Kunming to Nanjing usually takes 3-5 days, and if it is fast, it takes 3 days. Cold chain transportation refers to the transportation that keeps the transported goods at a certain temperature during the whole transportation process, whether it is loading and unloading, changing the transportation mode or replacing the packaging equipment.