Plastic surgery hospitals need a business license, which is a safe and legal guarantee. 1, which proves that the company was established according to law; 2. Prove the date of establishment of the company; With the business license, the company can engrave seals, open bank accounts and handle tax registration. The original and duplicate of the business license have the same legal effect, and there is no difference in essence. Talking about differences is just a form of appearance. In terms of use, the original must be hung in a prominent position in the business premises, otherwise it may be punished for not hanging the license. Copies are generally used for going out to handle business, such as handling bank account opening license, enterprise organization code certificate, tax registration certificate, signing contract, etc. The establishment of a company often requires a business license. After obtaining the business license, the company can operate legally. Business license also plays a very important role in the development of the company. No matter what industry entrepreneurs or operators are engaged in, they generally need proof of legal operation, and business license is a very important certificate.