Group 1 - The article discusses the importance of obtaining recognized professional qualifications for both students and professionals to enhance employment opportunities and competitiveness [2][10]. - Professional qualifications are categorized into two types: professional technical qualifications and skill personnel qualifications [3][4]. - The 2021 National Occupational Qualification Directory includes a total of 72 recognized qualifications, with 59 for professional technical personnel and 13 for skill personnel [6][7]. Group 2 - Professional qualifications can be further divided into entry-level qualifications, which are essential for public safety and health, and level evaluation qualifications, which assess professional skills [5][6]. - To verify if a qualification is recognized, individuals should check the National Occupational Qualification Directory to avoid counterfeit certificates [7][8]. - Obtaining a recognized qualification allows individuals to enjoy tax deductions under the continuing education special additional deduction policy [10]. Group 3 - Professional technical qualifications are primarily assessed through government-organized written examinations, and information regarding registration can be found on the China Human Resources Examination Network [12][13]. - After passing the examination, candidates receive a qualification certificate or proof of passing, which is recognized by relevant government departments [14]. - Skill personnel qualifications are obtained through vocational skill assessments organized by the respective implementing departments listed in the National Occupational Qualification Directory [21][22]. Group 4 - The article provides guidance on how to query the validity of professional qualifications through various online platforms and applications [16][23]. - The qualifications can be verified without geographical restrictions and without any associated fees [18][24]. - Visual examples of the qualification certificates for both professional technical and skill personnel are included to aid recognition [19][25].