四川私盐，历史悠久，种类繁多，在其产运销各个环节，均有私盐盛行，即所谓场私、商私、官私、枭私、产私、销私等等。私盐盛行除高额暴利驱使外，还有其外部环境，包括政治、地理、市场等。文章在分析上述内外原因的同时，对历代缉私的得失进行了评述，并对当代缉私工作提出了较为全面的看法。 Private salt in Sichuan, has a long history, a wide range, in all aspects of its production and marketing, private salt are prevailing, the so-called field private, commercial and private, private officials, private smuggling, private, private sales and so on. The prevalence of private salt in addition to high profits driven, but also its external environment, including politics, geography, markets and so on. While analyzing the internal and external reasons mentioned above, the article reviews the pros and cons of anti-smuggling in the past dynasties and puts forward a more comprehensive view on contemporary anti-smuggling work.