What is the difference between chow mein and chow fun?

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