Electronic toy refers to a motorized toy that uses electronic technology and electronic components to control actions or produce various sound and light effects. Electronic toys are produced with the development of electronic technology since the 1950s. At first, electronic technology was applied on the basis of general electric toys, and the movements of toys were controlled by sound, radio waves or light waves, which were called electronically controlled toys. There are many kinds of electronic toys in the market, and the prices are not cheap. At present, the more commonly used classification methods include classification by materials, classification by age of users, classification by product technology and functional structure, and so on. According to the technology and functional structure of the product, it can be divided into voice-controlled toys, light-controlled toys, remote control toys, mechanical toys, pneumatic toys, electric toys, computer network toys, solar toys, infrared toys, laser toys, etc. According to the different materials used to make toys, it can be divided into cloth plush toys, metal toys, gum toys, clay toys, bamboo toys and glass toys. According to the different age levels of use, it can be divided into baby toys (3 years old and below), preschool (toddler) toys 8 years old and below, school children's toys 14 years old and below, adult toys above 302 years old