Mother of Wei Zhiguo, a temp worker at a clothing factory. She and her son Wei Zhiguo plotted with Yang Tiantian to kidnap Zhang Xiyue to eliminate a competitor for a factory job. Yang Guihua hit Zhang Xiyue on the head with a wooden stick, killing her accidentally. She hid a burlap sack under her clothes and carried one yuan given by Wei Zhiguo as payment to Yang Tiantian. During the confrontation at the river, she was beaten by Li Hongmei and the Zhang family men. She made excuses claiming the sack was for pig feed and the money was for buying pork or treating fish.
