1. Brand word of mouth: Tongtai is a brand focusing on children's wear, and its product quality, design and comfort are highly recognized by consumers. In contrast, Happy Bear is not so famous.

2. Product line: Tongtai's product line is very rich, covering all kinds of styles and types from underwear to going out to meet the needs of different seasons and occasions. Happy Bear's products are relatively simple, mainly in jumpsuits and underwear suits.