Baby carriages are divided into baby walkers, baby strollers, children's tricycles, and children's bicycles according to their functions and age. Due to its various functions and enabling children to exercise in entertainment, they are increasingly loved by parents and children. However, from some supervision and spot checks in recent years, there are many problems with stroller products. Because children lack self-protection awareness, any potential problems can cause serious consequences, so parents should be more cautious when choosing a baby carriage. Based on some of the problems found in the tests, we will give consumers some references. Baby walkers: There may be problems with structural irrationality, stability, rigidity, and insufficient frame and cross strap strength. Product stability, rigidity, and frame strength should be considered when purchasing. When buying, first touch the Walker with no burrs, sharp edges and small parts that can easily fall off. Second, the locking device of the folding mechanism cannot be easily released (the load should not be less than 9kg), and 90N force can be applied between the fixed parts. No clearance of (5-12) mm may be formed. Children's tricycles: There may be insufficient mechanical strength, and the risers are easily loosened. There are problems such as sharp edges, protrusions, and gaps that easily cause pinching in children. When purchasing, you should also first touch the tricycle with your hands to not detect burrs, sharp edges, and small parts that are easily disassembled and detached. Then fix the front wheels and rotate the handlebars by hand. Choose handles that are not easily loosened. Children's bicycles: Please pay attention to the optional stroller with balance wheel: 1. There must be no prominence on the vehicle that may cause injury (eg if the screw protrudes from the nut section too long); 2. The size of the brake should be appropriate, it is better to use the children to test by hand, should be able to easily hold the brake is appropriate; 3. Press down firmly on the front of the saddle and pull it sideways. In both cases, the saddle must not be loosened; 4. The distance between the balance wheel center and the rear wheel center must not be less than 175mm; 5 check the chain cover, it is best to buy children can not easily touch the chain as well. (Buy baby stroller, baby carriage wholesale, sales, find China Baby Vehicle Industry Network /, Tel 0551-82363313)