With the popularization of intelligence, the design of early childhood education products is increasingly appearing in everyone's life. The small mud intelligent companion robot is designed based on the product design concept of entertaining and entertaining. Both the appearance design and playability of the product must meet the needs of user experience and scene use, and are loved by more audience groups. The design of small mud intelligent companionship robot is a learning environment that solves the problem of neglecting communication with children and lack of companionship, becomes withdrawn, and hopes to provide more energy attention, care, fun, novelty, education and efficiency. Let children feel the emotional care like parents all the time. The role of small mud intelligent companion robot design is positioned as the child's partner, so more attention is paid to the definition of "partner" in product appearance design. Taking Mengdou as the prototype of appearance design, industrial designers have successfully shaped Mengdou's character, which is gentle and lovely. The appearance design of the product adopts a more round and full coherent integrated line, highlighting his overall cute and cute image. The corners of the robot are all processed by arc degree, which can reduce the damage caused by accidental bumps to children and make children play safer and parents feel more at ease.