VOV.VN - Taking advantage of the Government’s policy of religious freedom, an outlawed organisation called Duong Van Minh belief has carried out many illegal activities, enticing thousands of Mong ethnic people into the group and causing chaos to life in northern mountainous provinces.

VOV.VN - The Mong comprise more than half of the population of the popular resort town of Sa Pa in northern Vietnam. They belong to different Mong branches, but all wear indigo clothing.