At present, there are three series of fresh breathing electric pressure cookers: 1, and ceramic thick kettle series: FC 1 1, with 5 liters and 6 liters respectively; 2. Ball pot series FC 17, FC 18, FC8 18, 17, 8 18 all have only 5 liters, and FC 18 has 5 liters and 6 liters; IH electromagnetic series FH2 and FH3 are only 5 liters. The price of all models from low to high is fc11< fc18 = fc 818 < fc17 < fh3 < fh2. The most cost-effective electric pressure cooker should be 50FC 17 fresh breathing ball kettle. The market price is 859, and a treasure is around 600.