No, when the company name is engaged in catering, the signboard can be simplified, but the main body cannot be changed. It is obvious that the main body of AA Food Co., Ltd. has been changed to BB snack bar, which is illegal.
Provisions on the Administration of Enterprise Name Registration
Article 21 The name used in the seal, bank account, plaque and letterhead of an enterprise shall be the same as that of the registered enterprise. The name plaque of an enterprise engaged in commerce, catering, service and other industries may be simplified appropriately, but it shall be reported to the registration authority for the record.
Extended information
Penalties for illegally changing enterprise names:
Provisions on the Administration of Enterprise Name Registration
Article 26 Any of the following acts in violation of these provisions shall be punished by the registration authority according to the circumstances:
(1) Whoever uses an enterprise name registered without approval to engage in production and business activities shall be ordered to stop business activities, and his illegal income shall be confiscated or fined between 2,111 yuan and 21,111 yuan.
(2) If the name of the enterprise is changed without authorization, it shall be given a warning or fined between 1,111 yuan and 1,111 yuan, and the change registration shall be handled within a time limit;
(3) those who transfer or lease their own enterprise names without authorization shall have their illegal income confiscated and be fined between 1,111 yuan and 1,111 yuan;
(4) Anyone who uses the enterprise name within the retention period to engage in production and business activities or fails to return the Enterprise Name Registration Certificate to the registration authority on schedule after the expiration of the retention period shall be given a warning or fined from 511 yuan to 5,111 yuan;
(five) in violation of the provisions of article twentieth, given a warning and impose a fine of more than 5,111 yuan in 511 yuan.
Baidu Encyclopedia-Provisions on the Administration of Enterprise Name Registration