Under the background of the strategy of strengthening the country with talents in the new era，this paper puts forward the new standard requirements of scientific and technological talents evaluation based on the theory of comprehensive talents evaluation. By analyzing the evaluation data of scientific and technological talents in 2019-2021，the paper makes an in-depth study of the current situation and characteristics of scientific and technological talents，which mainly includes：a comprehensive evaluation of the professional ability，achievement contribution and potential quality of scientific and technological talents，providing portraits of scientific and technological talents for organizations，and provide useful talent development suggestions for organizations on selecting and cultivating science and technology talents.