In recent years, the baby stroller has evolved from a baby's "luxury product" to a child's growing necessity, and the child's growth is not limited to a stroller, a walker, a bicycle, an electric car and a bicycle. According to statistics, the number of children under 6 years of age in the world is over 800 million, according to the current cumulative number of births. The annual global consumption of baby stroller will exceed 100 billion yuan, which is a huge consumer market.