1, employee notification is generally required to be signed by the employer when new employees join the company, so as to inform employees that they know the company system and the contents of the labor contract;

2. If the employee has signed it, it will be deemed as valid. In the event of disputes in the future, the unit can show that employees understand the relevant systems and contents of the company, so as to avoid taking responsibility.

A civil juristic act that meets the following conditions is valid:

1, the actor has corresponding capacity for civil conduct;

2. The meaning is true;

3, do not violate the mandatory provisions of laws and administrative regulations, do not violate public order and good customs.

If I sign the notice, and the contents of the notice are legal and have the official seal of the government, the notice is generally legally binding. If it is an employee notice, the employee notice is generally signed by the employer when the new employee joins the company to inform the employee that he has known the company system and the contents of the labor contract. If the employee has signed it, it is considered valid. In the event of disputes in the future, the unit can use this to show that employees understand the relevant systems and contents of the company, thus exempting them from responsibility.

Article 502 of the Civil Code of People's Republic of China (PRC) * * * A contract established in accordance with the law shall take effect upon its establishment, except as otherwise provided by law or agreed by the parties.

In accordance with the provisions of laws and administrative regulations, if the contract should go through the approval procedures, such provisions shall prevail. If the failure to go through the formalities such as approval affects the effectiveness of the contract, it will not affect the performance of the obligation clauses such as approval and the effectiveness of relevant clauses in the contract. If the party that should go through the formalities for approval fails to perform its obligations, the other party may require it to bear the responsibility for violating its obligations.

The modification, assignment and dissolution of a contract shall be subject to the provisions of laws and administrative regulations, and the provisions of the preceding paragraph shall apply and shall be subject to approval.

Article 143 A civil juristic act that meets the following conditions is valid:

(1) The actor has corresponding capacity for civil conduct;

(2) the meaning is true;

(three) does not violate the mandatory provisions of laws and administrative regulations, and does not violate public order and good customs.