1. A hand sign is a hand sign. Signing is writing your own name. At the same time, it also shows a person's identity and unity, and a person can assume this responsibility or obligation.

2. There are many kinds of signatures now, including artistic signatures, digital signatures, and even some of them are stars, thus leaving fans with thoughts.

Sneaker, a Chinese word, pinyin is qiú xié, which means a kind of sneakers.