The result of 8697 samples examinations showed that Fusui area was seriously polluted with AFB_1.(3)There was a close relationship between the level of AFB_1 pollution,the intaking amount of AFB_1 by the local residents and PHC mortality.

• AFB_1的污染水平及居民的AFB_1摄入量与肝癌死亡率有高度相关;