This paper makes use of the theory of Fuzzy information analyser, researchs and sets up the fuzzy information model for the Input method of Jia Gu Wen symbol code. It's design principle of input method of Jia Gu Wen Symbol code. On this basis, we put to use of the entropy theory in informatics, research and analyse the efficiency and scientificalness of the coding of Jia Gu Wen symbol code. And the research of other ancient's word information processing or other Asian's word information processing can benefit from the des...