Purpose/Significance Under the new situation of the continuous promotion of the construction of internet application intelligent service systems in medical institutions in Beijing, the construction and application research of the internet pediatric hospital can effectively solve the imbalance of medical resources distribution and promote the sinking of high-quality pediatric medical resources. Method/Process The paper studies the system architecture, characteristic function design and application effects of the internet pediatric hospital system, and discusses the further development direction. Result/Conclusion The informatization construction practice of the internet pediatric hospital extends the pediatric medical service from the hospital to the family, which is conducive to the promotion of the pediatric intelligent service application mode,and provides references for long-term improvement of children’s health.