STOWARZYSZENIE INŻYNIERÓW I TECHNIKÓW PRZEMYSŁU HUTNICZEGO W POLSCE

94.12.Z - Activities of membership-based professional and vocational organizations

58.14.Z - Publishing activities

58.19.Z - Other publishing activities, excluding software publishing

71.12.Z - Engineering activities and related technical consultancy

72.19.Z - Scientific research and development activities

74.30.Z - Translation and interpretation activities

74.90.Z - Other professional, scientific and technical activities, not elsewhere classified

82.30.Z - Activities related to organizing fairs, exhibitions, and congresses

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

85.60.Z - Educational support activities