Dazhi's grandfather is Shi Hu. Dazhi is a character in the TV series My Ex-wife Comes Home, which points out that Dazhi's grandfather is Shi Hu.
Skywalker is a kind of firecrackers made by using the principle of rocket. Northerners call it Skywalker, while southerners call it Sky Gun. It is a kind of fireworks, formerly known as sky cannon, also known as monkey, steam fire and splits. Stick a powder cartridge on one end of the wooden pole. After lighting the fuse, it can fly into the air and explode by itself. After the powder burns, it ejects airflow at the tail, and the main body flies upwards, so it can fly very high, and there is usually noise when flying. Monkeys are made by using the principle of rockets, and Liuyang, the hometown of southerners and fireworks, is called Tianpao.