From June 5438 to June 2022 10, Hainan launched a tough battle of "six waters governing together". Haikou, as the capital city, takes the project as the starting point, accurately and effectively controls water, and vigorously promotes the construction of sewage treatment facilities.

At the beginning of the new year in 2022, the provincial party committee and the provincial government fired the starting gun for the tough battle of "six waters together", which reflected the important position of water control in Hainan's overall work.