POWERCHINA HUADONG ENGINEERING CORPORATION LIMITED(POWERCHINA HUADONG),renamed from the earlier name of East China Investigation and Design Institute under CHECC (ECIDI, before August 31st, 2009) and HYDROCHINA HUADONG Engineering Corporation(HYDROCHINA HUADONG, before September 1st, 2014), founded in 1954,is a multi-specialized, interdisciplinary and comprehensive international engineering corporation. It is a state-owned corporation under Power Construction Corporation of China (POWERCHINA), which ranked 313th among the world Top 500 enterprises in 2014. Headquartered in Hangzhou, POWERCHINA HUADONG has its branches in Sichuan, Chongqing, Fujian, Guangdong, Jiangxi and Yunnan, as well as its overseas branches and subsidiaries, such as in Vietnam, Thailand, Indonesia, Pakistan, Turkey, Ethiopia, Kenya, Nigeria and Costa Rica etc. The Large Dam Safety Supervision Center under National Energy Administration is set in POWERCHINA HUADONG.

POWERCHINA HUADONG is now staffed with over 4000 employees who are mostly state registered engineers. It takes hydro-engineering and new energy, urban construction and environment development, and engineering safety of dams and various structures as its main fields, and investigation, design and consultation, EPC project contracting, and investment as its business structure.

In the past 60 years, POWERCHINA HUADONG has done a great deal of fruitful work in energy construction, urban construction and comprehensive planning and the large rivers, provinces, cities and autonomous regions all over China as well as over ten countries in Asia, Africa, Europe and America witness its engineering performance. It is mainly engaged in the following 9 business fields: hydro-engineering, new energy engineering, traffic and municipal engineering, architecture and underground engineering, environmental and ecological protection engineering, resource exploitation and regional development planning, marine economy, EPC contracting and overseas business.

Over recent years, POWERCHINA HUADONG has undertaken scores of overseas engineering projects and has accordingly gathered extensive management experience in overseas engineering projects. Meanwhile, POWERCHINA HUADONG has setup an operation and production system of flat management structure adaptable to the operation pattern of an international engineering corporation. It has expanded its business to dozens of countries such as Vietnam, Thailand, Singapore, Turkey, Kenya, Ethiopia, Uganda, Nigeria, Costa Rica, Honduras, Ecuador, etc.. Its business scope involves various fields including hydro-engineering, wind power, tidal power, solar power, distribution and transmission project, energy-saving and environmental protection and urban construction etc..