How many calories are there in three Liang Nong cakes?

Liangnong cake, also known as "square cake" and "soft cake", is mainly made of red beans, cowpeas, 70% japonica rice, 30% glutinous rice, sugar and green glutinous rice. The tools needed are: cylinder, stone mill (now electric mill), gauze, model, steamer, etc. It's about 349 kcal (100g), so three pieces of 200g are 600 kcal.