Won Best Picture, Best Actress, Best Supporting Actress and Best Cinematography at Vietnam's 2006 National Film Awards (The Golden Kites).
Based on a real story and inspired by the short story "Tieng Dan Moi Sau Bo Rao Da" ("The Sounds of Dan Moi Behind the Rock Fences"), written by Do Bich Thuy.
An epilogue reveals that Mrs. Dao, Thi Hoa (aka. Mrs. Sim) died in 1990 at 37 years-old.
Mr. Giang Minh Chu (aka. Mr. Chung) died in 1991 at 57 years-old.
Mrs. Mua Thi May (aka. Mrs. Kia) is living with Ms. Giang Thi Thuong (aka. Pao) & her children in a small town outside Ha Giang Province.
The film used several takes from Nguyen Quoc Trung's "Duong Xa Van Dam" ("The Road to Infinity") CD.