In the Yikong skill, the symbol is the expression of the target symptom.In this paper, two cases of Yikong skill show the process of guiding symbols from target symptoms. The first case is the somatic symptom of negative emotional anxiety -- the feeling of chest tightness, and the leading symbol is a fish silk thread tied to the heart.In the second case, the target symptom was negative emotional irritability, and the guiding symbol was the "ding Dong" doorbell that caused the visitor's irritability.The first symbol is the direct expression of the target symptom, while the second symbol is the expression of the life event that causes the target symptom and also the indirect expression of the target symptom, showing the different relationship between the target symptom and the symbol.The purpose of this paper is to explore the relationship between target symptoms and symbols through two cases of Yikong skill, so as to further explore the multiple and multiple relationships between target symptoms and symbols.