Can the national social endowment insurance public service platform query the social security certificates of various provinces?

Of course. In the national social endowment insurance public service platform, you can query the social security certificates of various provinces. The national social insurance public service platform can provide annual social insurance information inquiry, treatment qualification authentication, pension calculation and payment, social security relationship transfer inquiry, remote medical treatment inquiry, overseas exemption application, social security card and electronic social security card status inquiry, etc.