They toil under the blazing sun or in the bitter wind. Dressed simply, they often wear hard hats and durable work clothes. Their hands are covered in calluses, and years of exposure to wind and sun have left their skin dark and rough. Hoping to improve life for their families, they leave home and work tirelessly, helping build the city with their sweat and effort. Their quiet contribution makes them an indispensable part of the city’s development.