Two. Kedong sufu is a famous brand fermented food unique to Kedong County, Qiqihar City, Heilongjiang Province. There are two brands: Erkeshan Sufu and Kedong Sufu. Kedong sufu belongs to bacterial fermentation, which is different from Mucor fermentation, and its products are liked by many consumers. Kedong fermented bean curd is the founder and representative enterprise of China "Micrococcus" fermented bean curd. Its unique "Micrococcus" brewing technology makes Kedong fermented bean curd bright red in color, long in aftertaste and mellow.