This document stipulates the overall requirements for abnormal event monitoring in bulk commodity electronic trading, gives the types of abnormal events and abnormal indicators, and includes abnormal monitoring parameters, abnormal intensity, monitoring and determination of abnormal events, monitoring logs, and manual review of abnormal events. , data confidentiality management and other aspects have stipulated relevant requirements. This document is applicable to the program design, development and application of monitoring hidden abnormal events that are difficult to detect during electronic trading of commodities. For monitoring work on other abnormal events not covered in this document, please refer to this document.