‘Cap sac’ ritual of Dao Tien people in Trung Minh (Tuyen Quang province)
‘Cap sac’ ritual is a social custom and belief of the Dao people, including the Dao Tien, which is a ceremony marking the maturity of a man who has reached adulthood and become a socially useful person.
Followings are photos of a ‘Cap sac’ ritual in Ban Pinh village, Trung Minh commune (Yen Son):

Inviting ancestors to drink wine to witness at the ritual

The shaman holds a lantern and walk around reciting a spell

The 3-lamp ceremony

The shaman casts a hexagram to ask for a name
Quang Hoa
Source: Tuyen Quang Online Newspaper – en.baotuyenquang.com.vn