Biomass gasification flame furnace belongs to new energy and has strong vitality. Due to the fact that the raw materials produced by plant gas are crop straw, tree waste, edible mushroom residue, cow and sheep manure, and all combustibles, it is an inexhaustible renewable resource. However, in the rural energy structure (straw gas, liquefied gas, biogas, solar energy, electricity, raw coal, honeycomb coal, raw plant fuels), only straw gas is economical, convenient, energy-saving, and applicable. It is not only energy-saving and environmentally friendly, but also clean and hygienic.