Established in 1979, Construction Corporation No. 1 Joint Stock Company (CC1) is a major Vietnamese construction company. The company's head office is located in Ho Chi Minh City, Vietnam.. CC1 boasts a workforce of over 10,000 employees and engages in a diverse range of construction-related activities, including design, investment, real estate development, and the production and trading of building materials. Its key business areas encompass building and civil construction, undertaking projects ranging from residential and commercial buildings to large-scale infrastructure developments such as power plants and refineries.