Legal analysis: the company's offer is an offer with legal effect, that is, the applicant is required to sign a labor contract. According to the relevant laws and regulations, the offeree has reason to think that the offer is irrevocable, and the offer shall not be revoked if it is ready to perform the contract. In order to conclude a labor contract, the applicant has resigned from his original post, that is, he is ready to perform the labor contract. This quotation company is irrevocable. If you want to cancel, you must bear the losses caused to the applicant.

Legal basis: Article 472 of the General Principles of Civil Law of People's Republic of China (PRC), the expression of intention to conclude a contract with others shall meet the following conditions:

Specific content;

(2) The offeror is bound by the expression of will by indicating that he has accepted the offer.