Changchun paid less than 1 year. After returning to Jilin, I will open a new account to pay insurance. Is Changchun's endowment insurance invalid?

It will not be invalidated, and it can be transferred to consolidated endowment insurance.

Interim Measures for the Transfer and Continuation of the Basic Old-age Insurance for Employees of Urban Enterprises Article 8 If the insured person is employed in inter-provincial mobility, the basic old-age insurance shall be transferred and continued in accordance with the following procedures:

1. After the insured establishes the basic old-age insurance relationship in the new employment place and pays the fee according to the regulations, the employer or the insured puts forward a written application for the transfer and continuation of the basic old-age insurance relationship to the social security agency in the new employment place;

2. The social security agency of the newly insured place will review the application for transfer and continuation within 15 working days, send an acceptance letter to the social security agency where the insured person's original basic old-age insurance relationship is located, and provide relevant information; Do not meet the transfer conditions, make a written explanation to the applicant or the insured;

3. The social security agency where the original basic old-age insurance relationship is located shall handle all the transfer and connection procedures within 15 working days after receiving the acceptance letter;

4. After receiving the basic old-age insurance relationship and funds transferred by the social security agency where the original basic old-age insurance relationship of the insured person is located, the social security agency in the newly insured place shall complete the relevant procedures within 15 working days, and notify the employer or the insured person in time after confirmation.