Ключевые слова: architect, architecture, asian, building activity, building contractor, built structure, business, construction industry, construction site, construction worker, engineer, engineering, equipment, examining, expertise, foreman, hardhat, holding, industry, inspector, job, males, manager, manual worker, men, occupation, one man only, outdoors, people, planning, portrait, professional occupation, protective workwear, quality control, safety, standing, vietnamese, walkietalkie, work helmet, working, young adult,