Hunan Naipu Pump (湖南耐普泵业股份有限公司) develops, manufactures and services pumps and mobile emergency drainage equipment from its base in the Changsha Economic and Technological Development Zone. Its products include vertical long-shaft and mixed-flow pumps, horizontal split-case pumps, fire pump sets and fire water supply equipment, serving petrochemical, steel, power, water conservancy and municipal customers, with exports along the Belt and Road. The company drafted national standards for vertical mixed-flow pumps. Its fire water supply equipment holds fire product certifications 5982025ZY140019, 5982025ZY140002 and 5982022ZY130036 from the Tianjin Fire Research Institute of the Ministry of Emergency Management.