Legal analysis: in addition to the font requirements of both parties to the contract, the general font of the contract is: 1, and the title of the contract is font No.3 in bold style; 2. The text of the contract is in font No.4, and the tables and notes are in font No.5; 3, the text effect is generally loose, and the line spacing is generally 1, 2; 4. The name of the cover of the contract is bold No.2, the number of both parties to the contract is bold No.3, and the other words are imitation Song No.3. The fonts of these documents are all imitation Song. The font size of the title should be No.2, bold, centered and separated from the text by one line. The font size of words, signatures and dates is small three. The paragraph should have a complete and correct title, and the first word of the main paragraph should be two words away. The inscription should be "right-aligned" and separated from the text by one line. The date should be in the format of "year, month and day", and the date position should be adjusted directly below the signature.

Legal basis: Article 502 of the Civil Code of People's Republic of China (PRC), a contract established according to law shall come into effect upon its establishment, unless otherwise stipulated by law or agreed by the parties. In accordance with the provisions of laws and administrative regulations, if the contract should go through the approval procedures, such provisions shall prevail. If the failure to go through the formalities such as approval affects the effectiveness of the contract, it will not affect the performance of the obligation clauses such as approval and the effectiveness of relevant clauses in the contract. If the party that should go through the formalities for approval fails to perform its obligations, the other party may require it to bear the responsibility for violating its obligations. The modification, assignment and dissolution of a contract shall be subject to the provisions of laws and administrative regulations, and the provisions of the preceding paragraph shall apply and shall be subject to approval.