The invention discloses an emergency maintenance and update integrated system and method based on target tracking. The system comprises an emergency, tour-inspection and maintenance mobile terminal and a corresponding emergency, dispatch, statistic analysis, early warning and data update integrated service system. The method includes the steps: 1) dynamically tracking moving objects (including vehicles and staff) and dynamically reporting emergency, tour-inspection and maintenance tasks; 2) generating, distributing and transmitting dispatch lists; 3) automatically classifying completion states of work orders; 4) dynamically updating databases of pipeline facilities according to operation and maintenance business data generated by tour-inspection, maintenance and emergency; 5) integrally managing businesses such as data update and statistical statement generation. Potential safety hazards of the facilities can be timely eliminated, safety and reliability of the facilities are enhanced, up-to-date states of basic data and the emergency treatment capacity of emergency rescue and disaster relief of pipe network facilities are improved, so that the labor efficiency of corresponding enterprises is increased, and the management level of the enterprises is improved.