Every night from the first day to the fifteenth day of the first month 19: 00. According to relevant information, Zhengzhou Garden Expo Park invited a professional team from the hit drama The Story of Yan Xi Palace to perform Iron Flower. From the first day of the first month to seven o'clock every night on the fifteenth day of the first month, the thrilling, gripping and spectacular "Fire Tree Silver Flower" shocked and bloomed in the night sky.