What is the difference between chow fun and chow mein?

The main difference between chow fun and chow mein is the type of noodles used. Chow fun uses wide, flat rice noodles, while chow mein uses thin, crispy egg noodles. Additionally, chow fun is typically stir-fried with a sauce and ingredients, while chow mein is often cooked with the noodles and ingredients together.