It is not the most effective way to resist the drug industry and control drug consumption simplythrough prohibitive legislation that illegalizes drugs. If the demand for drugs in the consumer market is highenough, the underground black market will flourish. The prohibition model" of cannabis legislation not onlycannot reduce the proliferation of the cannabis market, but it can also lead to serious social and public healthproblems. This model will even bring heavy burden to the criminal justice system. Since the beginning of thiscentury, the international cannabis legalization movement has spread rapidly. The "Coffee shops" of legalizationof cannabis retail and the "Cannabis Social Clubs" of legalization of cannabis cultivation have become thespecial models of legalization of the cannabis industry in Europe. The bottom-up reform of cannabis legalizationin European countries has also led European countries and even the European Union to seek a balance incontinuous game. European countries continue to revise cannabis legislation, and the final penalty shows a trendof mitigation. Uniform minimum standards have also been established at the EU level, and achieving multi-levelgovernance of cannabis control under the "principle of subsidiarity".