... return flow so it can realize the second heating, more energy-saving and more effiency.4. Metal Switch: The switch is used ... broad, can resist the heat radiation and reflect efficiently, more energy-saving and efficient.6. Patented U shape Line Board: SuGoal’s ... to clean. All in all, SuGoal’s Super Energy Cooker is high efficiency, energy-saving, environment friendly, durable, the birth of SuGoal’s ...