Legal analysis: In addition to applying for an industrial and commercial business license to open chess and card games, you also need to apply for an "Entertainment Business License".

Legal basis: "Regulations of the People's Republic of China on the Registration and Administration of Enterprise Legal Persons" Article 3. If you apply for enterprise legal person registration and are reviewed and approved by the enterprise legal person registration authority, you will receive the "Enterprise Legal Person Business Registration" License", obtain legal person status, and its legitimate rights and interests are protected by national laws. If it is necessary to register an enterprise as a legal person according to law, no business activities shall be conducted without the approval of the enterprise legal person registration authority.