BI4PYM My username is "Jielanlan". I don't have a callsign yet, and I was wondering if it would be possible to change my username to a callsign in the future?
BG5UWQ BG8DQ Personal page - Personal authentication - License verification. Note on mobile devices: The top can be switched between tabs.
YofoaStudio BG9FVN Currently, there is no information available. It can be accessed directly through a web browser or WeChat mini program. It has already been adapted for mobile devices. Therefore, re-developing the app doesn't really make sense.
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