So far this year, the city has recorded 12,059 dengue fever cases, up 3.8-fold on year, including 12 deaths.
Ha Dong District is witnessing the spread of disease. Local medical workers started spraying in Ha Cau Ward on November 16-17.
High-capacity spraying machines were used for the work.
Schools, parks, pagodas and apartment buildings, were sprayed.
Police informed people of the spraying in advance.
The chemical spraying at Xuan Mai apartment building.
The overnight work was intended to mitigate the impact on people.
Another round of spraying will also be conducted in Ha Cau Ward on December 9.
Truong Thuy Phong, director of the Ha Dong Department of Health, said that the pesticide spraying has been implemented in the locality over the past week and would be maintained until late December. Each ward would be sprayed twice.
