Blue card is a system. A system recently introduced by the EU, modeled on the US green card, aims to attract skilled immigrants from all over the world to work in the EU to make up for the huge gap of high-tech talents. It is actually a work and residence permit, which is valid for two years and can be extended.

A system introduced by the EU in 2007 aims to attract skilled immigrants from all over the world to work in the EU to make up for the huge gap of high-tech talents. It gives many preferential conditions, such as giving priority to obtaining a family reunion visa; After working for two years, you can choose to work in another EU country; Even if they decide to return to their place of origin, they can freely enter the EU to work in the future; Can enjoy the same social security and working conditions as citizens of EU Member States. The measures and conditions of the 27 EU member states are exactly the same, including: qualified diploma, more than 3 years of professional experience, work contract and post, which are scarce for EU labor.
     EU blue card is a skilled immigration policy implemented by the EU to compete with the United States, Australia, New Zealand and other countries for overseas talents. The applicant shall be granted a residence visa that can be renewed for 2 years and apply for permanent residence in the EU after 5 years. The main requirements for the applicant are university graduation and employer's letter. The requirements of countries are somewhat different. At present, Austria, the Czech Republic, Estonia, Germany, Bulgaria, Hungary, the Netherlands and Slovakia have accepted the application for EU blue card.