Briefly introduce Barbie doll.

Barbie doll is the most widely known and best-selling doll in the 20th century. It was invented by Ruth Handler and made its debut at the American International Toy Fair on March 9th. 1959. Barbie doll is owned and produced by Mattel. Barbie dolls and other related accessories are made in a ratio of one to six, which is the largest size of the doll house model, also known as playscale.

On March 9th, 1959, Barbie made her first exposure at the American International Toy Fair in new york, which became Barbie's official birthday. After Mattel obtained the copyright of Bild Lilli doll on 1964, Bild Lilli doll was officially discontinued. The first Barbie wears a ponytail, a black and white zebra-patterned swimsuit, blonde hair and dark brown hair. In the early days, Barbie was a "young fashion model", and her clothes were designed by Mattel's fashion designer Charlotte Johnson. About 350,000 Barbie dolls were sold in the first year.

Rose thinks Barbie's adult appearance is very important. Preliminary market research shows that some parents don't like the obvious breasts of dolls. Barbie's appearance has been changed many times. The most obvious Barbie's eyes were adjusted to look forward at 197 1, instead of scanning one side at the beginning.