You are asking what is the difference between chestnut cake and mung bean cake? The differences between chestnut cake and mung bean cake are:

1. The raw materials are different. Chestnut cake is a cake made from chestnuts. Mung bean cake is a cake made from mung beans.

2. The methods are different. Chestnut cake is usually made by mixing chestnut flour, glutinous rice flour and other raw materials, kneading them into a dough, then flattening them and baking them. Mung bean cake is made of mung bean puree, glutinous rice flour and other raw materials, and then wrapped in a cake skin, baked or fried before eating.