长久以来,供水供电一直是长山群岛致力提升自身功能的重要“突破口”。在国际旅游岛建设进程中,长海县就此下足了功夫。已完成前期可行性研究设计的跨海引水工程,计划投资8.1亿元,由碧流河和英那河取水,经输水管线到广鹿、瓜皮、格仙、哈仙、大长山、小长山、塞里共7岛,惠及长山群岛80%以上的居民。工程陆地管线46公里,跨海管线32公里, For a long time, water supply has always been an important “breakthrough” for the Changshan Islands to improve its own functions. In the process of building an international tourist island, Changhai County has made sufficient efforts. The pre-feasibility study has been completed for the trans-ocean water diversion project. The planned investment is 810 million yuan. Water will be taken from the Biliuhe River and the Yingna River, and will be transported through the water pipeline to Guanglu, Guapi, Gexian, Haxian, Dachangshan, and Xiaohe. There are 7 islands in Changshan and Seri, benefiting more than 80% of the residents of Changshan Islands. Engineering land pipelines 46 kilometers, cross-sea pipelines 32 kilometers,