How long does it take to crack down on pornography and illegal publications?

The title wants to ask, "How long has it been 626 Anti-vice and Anti-drug Day?" 35 years. According to the inquiry, 626 Anti-vice and Anti-drug Day was held on June 26th, 1987, which was decided by a meeting held in Vienna by 138 countries and regions. Since the meeting was held on June 26, the annual anti-drug day has been set on June 26, and it has been established for 35 years by July 8, 2022.