In 1958 Hengyang Xiangnan electric machinery Factory was founded , became the first batch of enterprises to obtain the national water pump production license, and became the first to obtain the MA mine product safety mark certificate of water pump production enterprises, is the national mechanical and electrical department submersible pump designated backbone enterprises.
In 1991 Hengyang City Xiangnan electrical machinery factory in Hengyang City Shigu District wangcheng Road set up a large foundry processing base, become a large enterprise, won the national users of the highest honor of the Nine Dragon Cup.
It has been awarded hunan famous brand and Hunan famous trademark for five consecutive times since 2006, and has become one of the three national pump production bases.
In 2008, it changed its name to Hengyang Dadi Pump Co., LTD., which has become the largest, most powerful and most authoritative pump technology research base in Hunan Province.
In 2011, the company became hunan Province strategic emerging industries related to the first batch of enterprises, and jiangsu University fluid Machinery Engineering Technology Research Center together established by the engineering doctor, researcher, doctoral supervisor, hundreds of millions of talent engineering national candidate for the leader of the "Jiangsu University Hengyang Earth Water Pump Engineering Technology Research Center.
In 2012, the project of "Research, Development, promotion and Application of high-efficiency Mine and well Submersible Electric Pump" won the "Second Prize" of science and Technology Award of China Coal Industry Association.
In 2013, hengyang city people's government recognized as "enterprise technology center," to undertake the national science and technology innovation project "high efficiency energy-saving flast-proof sewage discharge sand submersible pump," and passed the acceptance.
It has been awarded the national High-tech Enterprise for 3 consecutive times since 2013.
In 2015, the research and engineering application of key technologies of "High-Head no-overload submersible sewage pump" won the second prize of Science and Technology of China's Construction Machinery Industry.
In 2016, the plant of the company was moved to Hengdong Economic Development Zone to build a production line of 200-4000kW submersible pump and a comprehensive computer test platform of 200-4000kW submersible electric pump.
In 2017, due to the needs of enterprise development, it was officially renamed As Hunan Dadi Pump Industry Co., LTD.
In 2020, it will become a national second-class unit of measurement and an important pump production and research and development base in China.