Qingdao bigstone industrial Co., Ltd. is a professional manufacturer for solar cooker. solar cooker could instantly turning sunlight into flame, which especially fits the request of boiling water and cooking in village house, small factory, restaurant, barber shop, and etc. According to relevant statistic, a house using solar oven could annually spare about 1.5 tons of firewood or half of the liquefied gas or coal, saving lots of energy sources.