After the implementation of intervention mearures (2004-2009), the stuation of malaria in Lai Chau province has many positive changes: - The town and the region's population of malaria decreased with the proportion is 12.20 percent and 19.41 percent. Specially, the number of communes and people in the circulation of severe malaria decreased, the corresponding ratio is 31.43 percent and 36.60 percent. - Total number of malaria patients, patients with clinical malaria, clinical malaria patients are children... decreased over the years. - The number of malaria patients with malaria parasites was still high.