Tā liǎnshàng fàn zhe hóngguāng, kànqǐlái hěn jiànkāng.
Her face had a rosy glow; she looked very healthy.
Tips
culture
The set phrase 红光满面 (face glowing red) is a stock compliment meaning someone looks healthy and prosperous - especially used for older people. It is high praise; the opposite is 面色苍白 (pale complexion).