Sing like a buffalo. According to the inquiry of Zhang Linghe's resume, Gong is a character in Yun Yu, played by Zhang Linghe. Because she sings like a buffalo, she is nicknamed a buffalo by netizens. Zhang Linghe is a cow, so Gong is called a buffalo by netizens. "YunYu" is a spy war love drama in costume, directed by Gu and starring Yu Minhong and Zhang Linghe. It tells the story of the growth of a spy cloud eager for freedom and a rebellious playboy palace.