As a modern enterprise that combines professional development, design, production and marketing, the city of guangzhou shiwan baby products ltd., we are constantly breaking through and innovations, introducing advanced business concepts and high-end science and technology, carefully designing a new series of items such as safe milk bottles, oral training, children's meals, intellectual toys, home safety, etc., which are adapted to the different needs of the baby at all stages of its development, while also designing a series of mother's supplies, especially with regard to the biological characteristics of motherhood**, giving mothers high quality, safe products and caring care. When a baby is sucking milk from a common bottle, it feels suffocated and stops, and the air goes straight through the milk bottle, which produces a large amount of bubbles. The baby cries for gas, milk, hiccups and abdominal pain caused by inhalation of such bubbles. Even mid-ear inflammation is caused by th...