Parental readiness for preterm infants′ discharge from hospital is an important quality indicator of home care, and is of great significance for growth and development of preterm infants. This article introduces and summarizes tools for assessing family readiness for preterm infants discharged from hospital, analyzes the strengths and weaknesses of these tools as well as the precautions for use, and gives some suggestions on how to select tools, when to assess, and how to develop native scale, aiming to improve awareness of medical staff on discharge readiness in parents of preterm infants, and to provide reference for assessment of discharge readiness.