(A) the font format of the main title of the paper
1. Main title of Chinese paper: No.2, bold, centered, no more than 20 words.
2. Main title of English paper: No.2, with font "Times New Roman", bold and centered.
(B) the font format of the subtitle of the paper
1. Subtitle of Chinese paper: Xiaoer, bold, centered under the main title, with dash before the text.
2. English paper subtitle: No.3, with the font "Times New Roman" in the center. English newspaper subheadings may or may not be preceded by English dashes.
(3) font format of titles at all levels
Professional titles at all levels can be divided into four levels, which are sorted by 1, 1. 1, 1. 1 respectively. The author can decide whether to adopt the four-level title according to his own situation:
1. First-level title format: chapter 1 (small two, bold, centered, with a sign in Singapore, one character in the middle, before and after the paragraph 18 points).
2. Secondary title: 1. 1 (small three, bold, left-aligned, number Times New Roman, one character in the middle, before and after the paragraph 13 point).