Legal analysis: whether the need for quarantine is based on whether the cardholder has been stranded in an epidemic-prone area, rather than depending on the color of the health code and communication big data trip card.

Legal basis: "Chinese People's **** and State Criminal Law" Article 332 Violation of the provisions of the state border health quarantine, causing the spread of quarantine infectious diseases or there is a serious risk of transmission, shall be sentenced to less than three years of fixed-term imprisonment or detention, and or a single fine.