Chinese stir-fried tomatoes & egg

Name: chinese stir-fried tomatoes & egg
Cuisine: None

It's the first time I'm cooking this dish. My mum introduced it to me quite a long time ago and I remember it looked very strange to me. I've never grown up eating tomatoes with omelette, so it was awkward trying to think about how it would have tasted together. To me, tomatoes always must go with ketchup and maybe