Our smokeless portable cooking stove with magic charcoal grill was developed in higashi osaka and uses a technology for making gas burn directly without passing through a conduction pipe plus a combination of a combustion catalyst and carbonized charcoal 不经过导管直接燃烧气体的技术为主，在东京大阪开发了通过燃烧触媒和碳化了的炭而衍生的无烟魔法炭小炉子。
