Is the American green card still popular?

American green cards are not so popular now, because the application conditions are high and the rich are no longer the first choice for immigrants. For researchers, this standard is similar to finding a teaching position in a university and evaluating a professional title in a unit; For business, management, science and technology, education, finance, performing arts, art, engineering, architecture, energy, medical care, culture, sports and other professionals, this standard is similar to the selection of CPPCC members, including local members in provinces, cities and counties.