How to sign the tripartite agreement on social security deduction? Next, I'll show you. Come and have a look!

1. First enter the State Electronic Taxation Bureau and click Pay Tax.

2. Then continue to select Deduction (social security fee) and come to the social security deduction interface.

3. Then click the online sign tripartite agreement above, and continue to select the online sign for the whole process after entering. Tripartite agreements can be signed.