The invention provides an automatic temperature controlling and electrical heating rapid steamed food fermentation box which is machined and manufactured through the six procedures of fermentation box designing, raw material purchasing, part and device manufacturing, finished product combination installing, surface treating and packaging and warehousing.The automatic temperature controlling and electrical heating rapid steamed food fermentation box is composed of a fermentation box, an S-shaped hot water pipe device, fermentation discs, an electric heating device and an automatic temperature controlling device; the fermentation box is composed of seven parts including a fermentation box body (1), a fermentation box framework (37) and the like; the S-shaped hot water pipe device is composed of six parts including S-shaped hot water pipes (9), hot water pipe water inlets (36), hot water pipe water outlets (35) and the like; the electric heating device is composed of thirteen parts including a power supply switch (11), an electromagnetic cooker (23), an electromagnetic cooker power line (15), a hot water tank (22) and the like; the automatic temperature controlling device is composed of six parts including an automatic temperature controlling instrument (13), a temperature controlling instrument power line (12), a temperature controlling instrument probe (18) and the like.