It is legal for private dental clinics to sign long-term contracts. It usually takes three years to sign a contract for the first time After the expiration, both parties can consider whether to sign a contract with each other. The second contract is five years, and the third contract is a long-term contract, that is, the long-term staff of the outpatient department.
The term of the labor contract shall be agreed by both parties. As long as it is signed on a fair and voluntary basis, it is legal and will be protected by law.