Sweet-waxy maize is a new type of fresh maize. The double recessive sweet-waxy maize inbred
line is an essential material for the preparation of sweet-waxy fresh maize. This paper summarized the creation
background and research status of double recessive sweet-waxy maize；and introduced the common method for
creating and identifying technology of double recessive sweet-waxy maize. It also discussed the advantages and
disadvantages of different methods，aiming at providing theoretical basis for preparation，selection and utilization
of sweet-waxy maize material.