6B11 – Services
6B11101 – Tourism 6B11102 – Cultural and leisure work 6B11201 – Life safety and environmental protection 6B11301 – Organization of…
6B07 – Engineering, manufacturing and construction industries
6B07201 – Oil and gas business 6B07501 – Standardization and certification (by industry) 6B07203 – Food technology 6B07301 – Architecture…