With the rapid development of civil aviation industry, the number of aircraft decommissioning continues to rise. With the gradual industrial development and large-scale operation of COMAC C919, the demand for aircraft dismantling business in China will grow rapidly. Aircraft dismantling industry can produce huge economic benefits, but the domestic start is late and lack of experience. This paper comprehensively considers economic benefits, laws and regulations, safety requirements and environmental protection to establish a general aircraft dismantling process, in order to promote and standardize the development of domestic dismantling industry.