Congenital hip contracture is divided into two types: one is adduction hip contracture and the other is abduction hip contracture. The former is rare and must be distinguished from congenital hip dislocation, while the latter is common. Its clinical manifestations in infancy and childhood are different, infancy is mostly frog lying position, the affected side of the limb activities can be, the affected limb is slightly longer, children walk hard, running when more difficult and difficult to see, squatting the distance between the two feet widened or frog position, the affected limb is longer than the healthy limb. Clinical signs are mainly Ober test and adduction test. The principle of treatment is: early diagnosis, early treatment, traction massage of hip abductors and external rotators, applicable to infants and young children, where non-surgical treatment for more than three months above the age of three years of conservative treatment fails, surgical treatment can be considered, the operation includes iliac radial bundle cut off and release, gluteal muscle partially excision and release.