On August 22, the Ministry of Culture, Sports and Tourism issued an official dispatch to the People’s Committees of Cao Bang, Lang Son, Quang Ninh, Thai Nguyen, Tuyen Quang, Lao Cai, Phu Tho, Dien Bien, Lai Chau, Son La, Hanoi, Hai Phong, Hung Yen, Bac Ninh, Ninh Binh and Thanh Hoa provinces and cities, requesting strengthened tourism management and measures to ensure tourist safety.