A female corpse was dug up in Heilongjiang, China with black objects on her feet in 1999. Experts have revealed her tragic experience - she was buried alive. For more than 200 years, the skin, muscles and joints of a woman's body have not been damaged. This female body was in the coffin, very distorted posture, round eyes, dark circles and very open mouth. Even if she has become a mummy, it is not difficult to notice that her expression is very painful. According to The Mummy's face and bones, the archaeological team said it was a young woman about 25 years old. According to Chinese tradition, a person dies before burial, he or she will be cleaned, and his or her limbs will also be straightened. But her limbs lay crouching in the coffin. Then there is only one reason that leads to this situation: when she is buried she is not dead. After giving birth, the placenta is not discharged and stored in the body should cause the types of retained placenta. When it’s left untreated, a