1, Zhu Lingan refers to an incident in which Zhu Ling, a student in Tsinghua University, developed bizarre thallium poisoning symptoms during his school days, which caused great harm to his health and was finally diagnosed and treated with the help of the Internet. Because Zhu Ling had no history of exposure to thallium, the police identified it as a poisoning incident, but there was no clear result after investigation.

2. During the period of 1994, Zhu Ling developed bizarre thallium poisoning symptoms, which did great harm to his health. Finally, he was diagnosed and treated with the help of the Internet. Because Zhu Ling had no history of exposure to thallium, the police identified it as a poisoning incident, and there was no clear result after the investigation.

2065438+0416 In 2003, with the death of Fudan poisoning case, the call for a thorough investigation of Zhu Lingan reappeared. On May 8, the Beijing Public Security Bureau responded through the official Weibo that it could not be detected because of the loss of evidence, and there was no interference in the process, calling on the public to treat the case rationally.

Zhu Lingan's results

1, Zhu Lingan's result is that the case has not been solved and the murderer is still at large. Zhu Ling was deliberately poisoned twice in 1994 and 1995, resulting in general paralysis, brain nerve damage and other symptoms, and caused lifelong injury. Although the police investigation found that Zhu Ling committed suicide, the case has been unresolved, and the murderer is still confusing.

2. Zhu Ling was widely concerned by the society and followed by the media after the crime, and became one of the top ten criminal cases in China. Since then, Zhu Ling's roommate, Sun Mou, was taken away by the police for investigation, and was expelled from school for allegedly providing exciting information to Zhu Ling, which triggered his mood swings and led to his attempted suicide. There are various rumors about this case, and there are different opinions about whether the real murderer is the poisoner or someone else.

Although the police investigated many suspects and clues, they still failed to determine the real murderer. This case has also aroused widespread concern and doubts, and there are also different views and disputes about the handling methods and results of the police and judicial organs.

4. Zhu Lingan failed to solve the case, but this case has played a positive role in promoting the judicial organs to pay attention to and crack down on homicide cases, and also triggered social concern and thinking about campus safety and judicial justice.