Ключевые слова: 30s, adult, age, business, caucasian, china, chinese, confidence, control, eastern, employee, factory, happy, house, indoors, industrial, industry, looking, machine, machinery, man, manufacturing, men, middle, modern, occupation, office, operating, operator, paper, people, plant, portrait, press, print, printer, printing, production, professional, smiling, standing, technician, warehouse, white, work, worker, workers, working, workshop, young,