The instrument is a fully automated smoke generator with functions of automated cigarette sorting, loading, cigarette lighting, butt pushing when burning to set length, cigarette extinguishing, replenishing new cigarettes, etc. It provides highly accurate equipment for cigarette smoke analysis and toxicology tests, improves consistency of cigarette loading and tests, reduces user's workload substantially and provides highly accurate equipment for cigarette smoke analysis and toxicology tests. Following ISO3308 and ISO4387 standard smoking methods, it is equipped with an independently controlled ten channel precision smoking pumps, which makes each channel flexible and easy to use. It has several control systems to meet different requirements including analyzing mode, poisoning mode, manual mode, etc.