In order to scientifically evaluate the immune effects of peste des petits ruminants（PPR）vaccines in Zibo City of Shandong Province，in June of 2018，the immunization situation of goats in parts of large-scale farms and villages（households）was investigated. By adopting two-stage sampling strategy，in combination with partial convenience sampling，a total of 2 350 sheep serum samples from 44 large-scale farms and 81 villages were collected and detected. According to the results，42 large-scale farms were detected qualified（ratio of 95.45%），and 74 villages were qualified（ratio of 91.36%）. At the individual level，2220 samples were qualified，the individual qualified rate was 94.47% The qualified rates at both group and individual level all exceeded the lowest requirements frood.