Sinohydro was established in 1955 and is the former Sanmenxia engineering bureau. It was the first mechanized hydropower construction team to be approved by the State Council after the founding of the People's Republic of China and has been praised as "the country's cradle of hydropower construction".
The company is a wholly owned subsidiary of PowerChina. It is a large State-owned construction company with comprehensive services including construction, survey and design, investment and financing, and logistics services. It has received qualification by the EPC for water conservancy and hydropower engineering and class-A design in the water conservancy industry. It also possesses first-grade qualifications from the EPC for construction of municipal public works as well as qualifications in import and export trade.
Currently, the company has 10 domestic construction teams and seven subsidiaries, as well as three branches and eight regional agencies in foreign countries. Its total registered capital is 1.02 billion yuan ($162.02 million) and its annual construction capacity is valued at more than 10 billion yuan. It owns a staff of around 8,600 people, with 3,300 employees possessing a bachelor's degree or above.
Over the past sixty years, the company's projects have spanned throughout Asia, Africa and America. It has undertaken many major construction projects, such as the Sanmenxia reservoir, Guxian reservoir in Luohe, Xiaolangdi Dam, the Three Gorges, the Taipu River in Shanghai, South-to-North water diversion, and the Beijing-Shanghai High-speed Railway.
It also has undertaken many international projects in 27 countries and regions, such as Nepal, Oman, Botswana, Angola, Mozambique, Zambia, Honduras and Venezuela, in areas such as water conservancy and hydropower engineering, infrastructure, gas-fired power station and agricultural development.
As China rapidly urbanizes, the company has continued to adjust its business model and has taken part in the construction of the flyover project of Zhengzhou Longhai Road, Shenzhen Metro line 7 and Metro line 10, Wuhan Metro line 11 and Changsha Metro line 4. It has strengthened its management ability when it comes to large or complicated projects. Its business has gradually expanded to include areas such as commerce and trade, logistics, food processing, education, health, and catering.
Sinohydro Bureau 11 Co Ltd possesses immense technological strength and quality products. It has received 10 invention patents and 38 utility model patents and its projects have won four Luban Prizes for Construction, six Tien-yow Jeme Civil Engineering Prizes, eight National Quality Engineering Awards, and five Dayu Hydrotechnics Awards.
The company has won wide praise for its services. It is among the top 500 companies in the architecture industry and has received many honors, such as "advanced enterprise in architecture industry", "excellent construction enterprise", and "model company in the building of company culture". Its influence and competitiveness continues to increase at a rapid pace.