7-year-old: Go back to primary school, jump directly to the fourth grade, and skip junior high school 1 year.

12 years old: graduated from junior high school;

15 years old: entered the joint training of National Defense Science and Technology University and diverted military photoelectric projects.

20-year-old: Bao Yan, captain platoon leader of the lower army, Lu Hai.

2 1 year old: back to school, master of military science.

23-year-old: returned to the navy, participated in the graduation thesis project and won the second prize of scientific and technological achievements of the whole army and the rank of major.

24 years old: recruited into Kirin base.

25-year-old: Exercise and flirt with Xia's adult.

27-year-old: made a first-class merit and was promoted to the rank of lieutenant colonel.