Boiled Fish with pickled Cabbage and Chili 酸菜魚

簡單美味的酸菜魚～
Suan Cai Yu (also called Chinese Sauerkraut Fish, Boiled Fish With Pickled Cabbage And Chili, Hot and Sour Fish, Sichuan Fish With Pickled Mustard Greens, Boiled Fish with Sichuan Pickles, Pickled Fish, Chinese name is 酸菜魚 Suan Cai Yu) is a classic dish originating in Chongqing, Szechwan and is very famous for its unique seasoning and cooking techniques. It becomes popular in the 1990s and is one of the pioneers of Chongqing cuisine.
I made this dish only slightly spicy, I am Cantonese and can't eat too spicy food.