... quantity , increase the thermal efficiency .(4). The stove is made of steel plate, the base of the stove is galvanization ... board, fastness for long time . The burning implement is made of high strength of alloy steel,(5). Graceful appearance, low ... such as firewood, straw briquette forming fuel, the mechanism sticks, machine-made charcoal and ordinary charcoal, twigs, leaves, plant wood processing ...