Xu Fu knelt down on the chariot and said that he would find the elixir of immortality within two years. The sky suddenly exploded with thunder and golden clouds filled the sky. Thirty thousand black-armored Qin soldiers lined up in a solemn formation like an iron wall. Ying Zheng opened the curtain and took a look outside and was stunned. He straightened his dragon robe first, as the world was not in a hurry. In this era, there is no fuel-efficient lamp.