The two years of compulsory detoxification referred to a total of two years from the first day of detoxification to the last day of detoxification. During the compulsory detoxification period, drug abusers had to abide by a series of regulations and standards, including living conditions, medical care, psychological guidance, and many other aspects during the detoxification period. In addition, the drug abusers had to be supervised and monitored by supervisors to ensure that they did not escape from the drug rehabilitation center and abide by the rules. A life of forced detoxification usually caused tremendous psychological pressure and physical harm to drug users. In the drug rehabilitation center, drug abusers had to face various difficulties and challenges, including loneliness, fear, frustration, and powerlessness. At the same time, they had to bear the pressure and criticism from supervisors, healers, and other personnel. The time counted from the transit station referred to the time counted from the transition period in the drug rehabilitation center. In the transit station, drug abusers needed to receive new medical treatment, management, and monitoring conditions to ensure that they could smoothly integrate into society. At the same time, they also needed to receive new psychological guidance and treatment to help them rebuild their confidence and kick their addiction.