Ключевые слова: 53050, assembling, business, calibration, circuit, components, connection, contemporary, cropped view, devices, dhai, diagnostics, digital, electronics, electronics expertise, entrepreneur, entrepreneurship, equipment, experience, expertise, gadgets, hitech, job, key, labor, maintenance, maintenance services, man, mobile phone, modern, phone repair, professional, repair, repair shop, repairman, service, skilled, small business, smartphone, spare parts, specialist, technical, technician, technology, testing, tweezers, work, workplace, workshop,