Zhang Hong confessed to the police that "wzcunzhang". （注：原句中的"wzcunzhang"可能是特定代码、名称或无实际意义的字符串，直译保持不变。如果需要可进一步确认该字符串的具体含义。）

After seeing her daughter dead, Zhang Hong dressed her daughter properly. Afterwards, Zhang Hong received a call from her husband and lied that the child was out playing. Then she received another call from Aunt Xiaofen and still lied that the child was sleeping. When she heard Xiaofen's knocks on the door, she didn't open it. At more than 16:00, Zhang Hong drank the pesticide she had prepared in advance. Yesterday, in the detention center, Zhang Hong confessed to the police that although she had promised her husband not to strangle the child anymore, she wanted to do it again on the evening of February 9th, but the child had locked the door."Such a good child, I strangled her to death..." Zhang Hong cried. The police are preparing to conduct a mental evaluation on Zhang Hong. (The characters in the article are pseudonyms) Mother Zhang Hong. The police arrived at the scene, but no matter how everyone called her, Zhang Hong wouldn't open the door. Later, fire rescue personnel and 120 emergency personnel also arrived successively. On January 31st, Xiaofen separately told the two people: "Last night, my mother tried to strangle me with a cloth strip, but I resisted and nothing happened." On February 1st, the family found out that Zhang Hong had taken a large amount of diabetes medicine and rushed her to the Second Municipal Hospital for stomach washing. Zhang Hong, aged 41, confessed to the police that she didn't want to live anymore, so she wanted to take her daughter along too. On the morning of the 10th, after her daughter got up to go to the bathroom and then returned to lie down on the bed, Zhang Hong went over and strangled Xiaofen with her hands. Although she heard Xiaofen's cries for help, Zhang Hong picked up a silk scarf and continued strangling... According to Harbin News Network (Mou Weichun, reporter Liu Yang), at around 18:00 on February 10th, in a certain neighborhood in Daowai, the fire rescue personnel broke into the balcony of another unit from the adjacent unit's balcony, controlling the woman Zhang Hong inside the balcony while opening the door. The police, 120 emergency personnel, and Zhang Hong's relatives rushed into the house. As everyone was rushing to the girl lying on the bed in the small room, the controlled Zhang Hong calmly said: "There is no saving her, I strangled her at 8:00 in the morning." At 18:10 on the 10th, the Dàyǒufāng police station officers were patrolling near Hóngwěi Road when they encountered two women reporting an alarm. The two women claimed that the door of Zhang Hong's home on the 8th floor of a certain unit in the neighborhood couldn't be opened, Zhang Hong wouldn't open the door inside, and Zhang Hong's daughter Xiaofen might have something wrong. The two women were Xiaofen's aunt and cousin respectively. According to Xiaofen's aunt and cousin, Zhang Hong and her husband came to Harbin from Acheng to work for many years, and their daughter is 16 years old. In recent years, Zhang Hong's husband has been working elsewhere, so Zhang Hong lived with her daughter in Harbin, and the mother and daughter got along well. "Such a good child, I strangled her to death" According to the two women, before the Spring Festival, Zhang Hong was diagnosed with diabetes and was hospitalized for treatment, but later discharged due to lack of money. Afterwards, Zhang Hong often said that having diabetes always required injections, which was troublesome, and she didn't want to live anymore. The first time she attempted to strangle her daughter, the daughter resisted and nothing happened. Microblog recommendation | Today's microblog hotspot On that day, Zhang Hong's husband specially returned to Harbin from elsewhere because of this matter and watched Zhang Hong at home. Zhang Hong promised her husband: she would never strangle the child again. On February 9th, Zhang Hong's husband returned to the city where he worked. The fire rescue personnel quickly climbed to the neighbor's balcony and then broke into Zhang Hong's balcony through the window, unlocking the door from inside. The police rushed into the small room and found Xiaofen lying on the bed with a grayish face, already without breath. The room was filled with a pungent smell of pesticide. Zhang Hong said she had strangled her daughter at 8:00 in the morning. After on-site examination by the 120 emergency personnel, it was confirmed that Xiaofen had been dead for six or seven hours. Medical staff determined that Zhang Hong had consumed pesticide based on a bottle of residual pesticide in the living room corner and quickly sent Zhang Hong to the Second Municipal Hospital for stomach washing.