zhongdao steel structure material company is a professional environmentally friendly biosynthesis charcoal manufacturing company. We have multiple patented technologies and developed a strong working relationship with many industry professions, such as Bao Steel,and many other major players.zhongdao steel structure material company does not only have its know research and development laboratory, but also its production base that imported the best technologies form overseas. The research and development laboratory has invented biosynthesis charcoal and many other products that are currently under intellectual property right protection. For example, Exhaust Gas/Steam recycling, Mouldingandspecil kiln and so on.zhongdao steel structure material company put environmentally friendlyas its prioritized goal. It gathered many botanical waste products as its primary raw material, and the ability to recycle the exhaust gas/steam and water during the production process. Therefore, it is a clean production. Its product also has one vital advantage, that is smokeless and release less than 0.3/kg of sulfur when burnt. It can emit heat rate shaped according to customers'request. It is a true saver on the limited resources we have now on a lower cost. On top of all these, we also process OEM