Legal analysis: the business license needs to be hung. Business license is a certificate issued by the administrative department for industry and commerce to industrial and commercial enterprises and individual operators to engage in a certain production and business activities. Its format shall be uniformly stipulated by the State Administration of Market Supervision. Without a business license, industrial and commercial enterprises or individual operators are not allowed to start business, and they are not allowed to carve official seals, sign contracts, register trademarks or advertise, and banks are not allowed to open accounts. Without a business license, industrial and commercial enterprises or individual operators are not allowed to start business, and they are not allowed to carve official seals, sign contracts, register trademarks or advertise, and banks are not allowed to open accounts.

Legal basis: Article 73 of the Regulations of the People's Republic of China on the Administration of Company Registration fails to place the business license in a prominent position in the domicile or business premises, the company registration authority shall order it to make corrections, and if it refuses to make corrections, it shall be fined not less than 5, yuan in 1 yuan.