Angela Chen was created for the TV-Series "Superman: the Animated Series". She was created by Alan Burnett and Paul Dini. She never appeared outside of the Superman series in the DCAU.
Angela Chen was a fast rising star of the Daily Planet and also hosted the popular TV news show "Metropolis Today".
Smallville (TV Series)
Angela never appeared on-screen but appeared in the Smallville: Season Eleven comics. She works as a field reporter for the TV channel GNN.