1, NUK is a German brand. The most distinctive feature of NUK is its nipple and pacifier series. Its nipple is like a nipple, which is closest to the shape of breast milk. This nipple is flat and has an opening on the side, which can automatically intake air to prevent choking and returning milk. It is designed to simulate the sucking characteristics of babies, so it is helpful to the full development of babies' jaws and jaws, and also to the development of their gums and mouth. Divided into 0-6 months and 6- 12 months. The same age group is also divided into slow three kinds of traffic, to meet the needs of different babies. NUK's milk bottles are equipped with this kind of simulated nipple, and its milk bottles are not only divided into size, material and color, which is what makes it unique. It can distinguish colors. All the bottles are common, and the bottles only have scales, while the color bottles are very beautiful, with various cartoon patterns printed on them, which babies like very much. The price of colored bottles is higher than that of clear bottles. NUK's bottle cap is very easy to use, it is relatively high, one side is flat, and the bottom of the bottle cap is also flat, so the bottle cap will be stable on the table, and it is also very convenient to give the baby water and medicine as a small cup.

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2. Bei Qin bottle originated in Japan and has a history of more than 50 years. It can be divided into real breast milk bottles and ordinary standard caliber bottles.

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3, Adelaide bottle is an old brand, authentic domestic products, it has many varieties, but any place selling Adelaide will not regard it as the main product, that is to say, any pregnant and baby shop may have Adelaide products, but it will never be complete. Because many of its things are basically unprofitable. Adele is probably the earliest pregnant and baby brand that people know. It also has a brand of Lierkang, mainly bottle nipples, which are very cheap, and now it may be mainly in the rural market. Mainly about Adelaide's own products. Its things are summed up in two words: cheap! It is also produced by regular manufacturers, and its popularity is good, so in low-end products, the sales volume is still very large. But now, with the addition of some low-end products such as Xiduo and people's attention to baby-rearing, it faces fierce competition.

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Dr. Brown's bottle is a special baby bottle produced by Dr. Brown Company in the United States. The uniqueness of Dr. Brown's bottle lies in its patented design-built-in airway, which can eliminate air bubbles in milk. Facts have proved that air bubbles can cause stomach cramps, vomit milk, burp and even the loss of vitamin C. Unlike other bottles, Dr. Brown's bottle delivers milk through positive pressure, which is exactly the same as the principle of breastfeeding. Experiments show that positive pressure can also avoid otitis media caused by liquid flowing into the ear.