Contracted by China Gezhouba Group, a subsidiary of Energy China, Longtang Right Pumping Station of Haikou Nandu River Water Persion Project successfully completed its pre-commissioning test on 1st July, 2020, which began in May 2016, the construction of this station has taken up more than 1470 days. With an intake capacity of 3.1 cubic meters per second and an annual water supply of about 200,000 tons water per year, the station will meet the domestic water demands of about 500,000 people.

As the starting point of Nandu River Water Persion Project of the eastern city, Longtang Right Pumping Station will effectively alleviate the water shortage on the Hainan Eastern Route. Up to now, most parts of Nandu River Water Persion Project have been completed, and it is expected to be completed by the end of July this year, and the water Persion target will be achieved in November.