A One is Chongqing's future landmark, embracing energy, arts and prosperity. Located in the heart of Chongqing's financial district, the project is surrounded on three sides by parks with a commanding 270 degree view of the river. The project is envisioned to be a "City in the Clouds"- with the "clouds" being interpreted as the podium, which brings together the complexities of various functions behind a combination of horizontal metal lines and ultra-clear glass, creating a backdrop of light, shadows, reflections that changes throughout the day.

Sunac China Holdings Limited (01918.HK) is a listed company on the Hong Kong Stock Exchange. Since its establishment in 2003, the Company, guided by its brand positioning of “Passion for Perfection”, has been committed to providing complete solutions for Chinese families to enjoy a better life by integrating high-end residential, cultural tourism, culture, commercial facilities and other resources through high-quality and diversified products or services. Sunac China works tirelessly to strengthen its main industry of real estate, focusing on the strategy of "Real Estate Plus". The Company has established four strategic deployments: Sunac Real Estate Group, which is known as a “leading high-end lifestyle provider in China”; Sunac Services, which is positioned as a "quality life service expert"; Sunac Culture & Tourism Group , which is a “leading family entertainment service operator in China”; and Sunac Culture Group, which strives to create better culture. After years of steady development, Sunac China has established its competitive advantage in the industry, and is widely recognized by customers as an integrated service provider that provides Chinese families with a better life. Sunac China attaches great importance to the value and power of public welfare. Apart from providing Chinese families with a better life, Sunac China actively shoulders its duty for social responsibility and continuously strives to become a “community of citizens enjoying a better life”. Sunac China established the Sunac Public Welfare Foundation to make contributions to China's public welfare, especially in the areas of education, rural revitalization and the protection of ancient buildings.