This mobile app is aimed to be used by the relevant responsible persons of concerned premises in the Hong Kong Special Administrative Region (HKSAR) for scanning and recording information within the QR Code on the COVID-19 vaccination record issued by the Government of the HKSAR and medical exemption certificate issued by medical practitioners to support implementation of the Vaccine Pass arrangement in HKSAR. This mobile app can also be used for scanning and verifying the authenticity of the QR Code on the COVID-19 electronic testing record. This mobile app will use the camera function of the mobile phone or device to scan QR Code.