Nang Han Temple (Miếu nàng Han) is located in the bank of Nam So spring, Phong Tho district, Lai Chau province.
According to legends, Nang Han was a beautiful and inteligent girl. She was very bravery together with her father standing up to fight against enemy invasion. It's said that after defeating invaders, she washed down the clean streams to bath cleanly and then together with villagers to welcome the spring. Once day, Nang Han came to the streams again to bath, then she left a sword on the bank of the stream and flew to heaven. Villagers built the temple to worship and commemorate the merits of her. Each 30th the first lunar month, people held a procession to commemorate this hero.