The image is a photograph of a signboard in a public space. The signboard is located in front of a building with a red awning on the left side. The background is white and the signboard has Chinese text and illustrations on it.

The main part of the sign board is divided into three sections. The top section has a blue background with white text. Below the blue background, there is an illustration of a person wearing a face mask. The middle section has illustrations of a phone, a tablet, and a calculator. The bottom section has text in both English and Chinese. The text on the top section explains that the person wearing the face mask is wearing a blue shirt and has a QR code on the right side of the image. The QR code is used to scan the QR code for information about the person's health and safety.