You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
The labels can be put in your windscreen to let people know that you support the organisation and EVs in Hong Kong.
They also include a QR code to link to the charged.hk messaging system. You can optionally use that to allow people to message with you anonymously (normally used in public charging stations and parking).