Are you asking about the kind of popcorn that is specially used to make popcorn? The price is around 5 yuan/Jin, so you can go to the local large supermarket to buy it.

Popcorn is a type of corn used for popcorn. There are many new varieties of popcorn bred in China. The representative varieties are Yellow Rose, Huang Jinhua, Shenbao No.1, Shenbao No.2 and so on. Popped corn is mostly planted in northern areas such as Henan, Hebei, Liaoning and Jilin, and its yield is lower than that of ordinary corn varieties.

Popped corn is a kind of corn specially used for popcorn. It doesn't need popcorn equipment, but it can also pop good popcorn in a general domestic wok.