From the ancient city of Pingyao, with a scholarly and elegant temperament, she looks back gently and ripples, and smiles like a bell. The letter from the head of renewable energy college of North China Electric Power University attracted the attention of countless people as soon as it appeared. In the column "Good Poetry in China" being held by Hebei Satellite TV, Chang Xin won the championship all the way, successfully defending eight issues, breaking the record of good poetry since its establishment, and quickly became the "goddess of engineering" and "goddess of poetry" in everyone's mind.