BJD doll: BJD is the English abbreviation for doll with spherical joints, and Chinese is "humanoid with spherical joints". Using the structural theory of ball joints, the limbs, trunk and joints are all made of a high-grade synthetic resin, which feels very delicate! And all the parts are fixed together with 1-2 special rope! All parts can be converted at will! And each joint can flexibly pose in various positions!

SD doll: The founder of SD is Akihiro Hiroshi, a famous stylist of VOLKS Company in Japan. One day, he made a doll as a birthday present for his wife. When VOLKS' boss saw it, he inspired the idea of making a special doll, super doll (perfect human), referred to as SD for short. Most people who are not familiar with it just take it as a general term. The real SD is one of BJD.

Barbie: Ruth Handler is the founder of Barbie, the longest-selling toy in the world toy market, and later founded Mattel Toys Company, which is one of the most successful female entrepreneurs in the United States. For half a century, Barbie created by Ruth has almost become the darling of little girls all over the world. With the popularity of this doll with big eyes and long hair, Barbie doll today is not only a toy, but also a symbol of American women and American culture, just like McDonald's and KFC all over the world. As the founder of this brand, Ruth has given dreams and hopes to women all over the world with her lifelong efforts.

In a word, SD doll is a famous brand among BJD dolls. The price of both dolls is several times that of Barbie, and the quality, plasticity and appearance are superior to Barbie. Barbie doll is equivalent to Giordano in doll circle, while BJD doll and SD doll are Hermes in doll circle ~ ~ ~