Thje present invention relates to an automatic examination network system of pathogenic bacteria difficult of clinical routine examination and its methjod. The automatic examination network system which consists of user's sample processing, communication terminal, sample conveying system, separation and culture system, analytical apparatus system, computer system and communication system adopts an examination network mode consisting of user, conveying, examinationg center, communication, sample processing terminal and uses the high techniques of combined TCD, FID and HIR and R-networking fuzzy cluster method and consfant ralue technigue in the course of examination to analyze sample to be examined.