The application discloses a kind of public dining room
food safety supervision method and
system in the technical field of
food safety supervision.The supervision method includes: S1, for personnel, dishes, agency, event four kinds of data entities, respectively corresponding person code, dish code, agency code, event code Coding rules are formulated;S2, real-
time data acquisition generates corresponding code, and establishes the association relationship of dish code and person code, agency code, event code with dish code as connection node;S3, four kinds of data entities and its associated data are stored, and key association data is stored in block chain;S4, receive query request, according to the code of any one kind carried by request, output all
data entity information associated with the code.The supervision method breaks the problem of traditional dining room supervision data island in each link, realizes dish, personnel, agency,
event data full-link penetration, and any dimension query can quickly obtain complete evidence chain, and key data is stored in block chain, and data credibility is high.