Business law, economic law, intellectual property law.

1. Commercial law: "Company Law", "Partnership Law", "Sole Proprietorship Law", "Foreign Investment Law", "Enterprise Bankruptcy Law", "Invoice Law", "Securities Law", "Insurance Law", "Maritime Law" 》.

2. Economic Law: "Anti-Unfair Competition Law", "Anti-Monopoly Law", "Consumer Rights Protection Law", "Product Quality Law", "Food Safety Law", "Commercial Bank Law", "Banking Supervision" Management Law, Securities Law, Tax Collection Management Law, Corporate Income Tax Law, Personal Income Tax Law, Audit Law, Labor Law, Land Management Law, and Urban Real Estate Management Law.

3. Intellectual property law: "Copyright Law", "Patent Law" and "Trademark Law".