They were suspected of “doing with a seditious intention an act or acts that had a seditious intention,” an offence under Article 23, the city’s homegrown security law. Police loaded materials understood to have been taken from Have a Nice Stay onto a truck. Have a Nice Stay announced its closure in mid-July, a day before the raids and arrests. At a Friday press conference, security minister Chris Tang said that Hong Kong’s national security legislation does not target specific establishments. Tang said earlier that the onus was on booksellers to ensure that the titles they sell do not threaten national security.