Genetically engineered plant-based vaccine is a new generation of vaccine with the advantages of low cost, high safety and convenience, which will increase the immunization injection rate in the developing countries. 植物基因工程疫苗是一种生产成本低廉,使用方便且安全性高的新型疫苗,它的出现将改善广大发展中国家人民疫苗接种率低的问题。