EXCLUSIVE
Detectives are investigating religious TikToks that a mother accused of slitting her daughter’s throat posted on the same day she allegedly killed her.
Yingying Xu, 46, allegedly murdered her 10-year-old daughter Sophie Wang at their Emerald Lakes home in Carrara on the Gold Coast on Tuesday.
Sophie’s father, Yun Wang, a science professor at Griffith University, arrived home to find his daughter and called 911, but despite the efforts of paramedics, they were unable to save her.
Xu, 46, was arrested on a nearby street more than four hours later at 10:25 p.m. and has since been charged with murder.
Earlier on Tuesday, Xu posted three videos on TikTok showing her mumbling in Chinese about religion.
In the clips, Xu talks about Christianity and how the “trinity” is the “only true god” and “Jesus is the incarnate son of man.”
The videos will be part of the investigation of the case, which hit Detectives have described as one of the ‘The most confrontational‘ that they have ever seen.
The fifth-year student’s death has shaken the close-knit local community, including her school, Emmanuel College, which is located just 600 metres from her home.
Yingying Xu (pictured) is accused of killing her daughter
Sophie Wang was a fifth-year student at Emmanuel College.
Police are seen at the scene of the young woman’s death in Carrara on the Gold Coast on Wednesday.
Amanda, who lives across the street from Xu-Wang’s home, described Sophie as a “very friendly girl.”
“She was in the same class as my grandson. He always talked about her and they got on really well,” Amanda told Daily Mail Australia.
‘They were in the orchestra together. My grandson played the violin and she played the piano and the recorder.’
‘I could always hear her playing music from the street.
“She was always walking to and from school. She was very friendly and always said hello. A very friendly girl.”
Amanda, who has lived in the area for 12 years, said she didn’t notice anything unusual happening on the street until police officers swarmed the street around 6 p.m.
It wasn’t until the incident appeared on the news later that night that she learned what had happened.
“I didn’t know the husband, but I saw the wife come in and out,” Amanda said.
‘She was very self-absorbed, when you walked past her she wouldn’t say hello or anything.
“The whole community is in shock today.”
On Wednesday, community members were seen going to the house to lay wreaths outside.
Associate Professor Yun Wang (pictured) arrived home on Tuesday evening to find his daughter allegedly murdered. Daily Mail Australia can reveal he donned a blue forensic suit and was helping police piece together what allegedly happened just hours after her tragic death.
Professor Wang’s colleagues are pictured speaking to detectives at the crime scene on Wednesday.
Police officers are seen carrying brown evidence bags from the unit in Carrara on the Gold Coast on Wednesday.
Her classmate Oliver Hayes, 11, who came to the house with his mother and other school friends, said Sophie was academically talented.
“She was one of the smartest girls in our school,” Oliver told Daily Mail Australia.
“There are so many words to describe her. She was so nice, she cared so much about people and she was so kind.”
The tragedy has also shaken staff at Griffith University, where Professor Wang works in the Department of Chemistry and Forensic Science, specializing in renewable energy.
Two male colleagues of Professor Wang They showed up at the home Wednesday afternoon with food, but were turned away by an officer who told them the father was not there.
The university is offering support to Professor Wang and his close colleagues.
“We are deeply saddened to learn of the tragic death of the daughter of a valued member of the Griffith community,” the university said in a statement.
“Our thoughts are with the family and friends at this incredibly difficult time.”
Emmanuel College Principal Dan Brown wrote a letter to the school community on Wednesday morning to share his condolences.
“It is with great sadness that I inform you of a tragic incident that occurred last night at a home in Emerald Lakes, resulting in the passing of one of our beloved students,” the letter said.
Forensic officers are seen arriving at the home in Carrara on Wednesday after the alleged murder.
Grieving community members left flowers at the scene of the alleged murder.
Her classmate Oliver described Sophie as kind and intelligent.
We are devastated by this incident and know it will have a profound impact on our school community.
‘Our prayers go out to the boy’s family and friends, and we extend our deepest condolences to all those affected by this tragedy.’
Counselling and grief support services have been provided to students.
Acting Detective Inspector Kent Ellis said Queensland Police were keeping the family and community in their thoughts during this “tragic” and “distressing” time.
Rescuers who responded to the scene are receiving advice and support.
“In my 15 years as a detective, it’s one of the most shocking scenes I’ve ever seen,” Acting Inspector Ellis told reporters on Wednesday.
Mr Ellis declined to comment on whether Xu had a history of mental health problems.
The 46-year-old woman was due to appear at Southport Magistrates’ Court on Wednesday morning.
She did not appear in person and a police request to suppress names and details of the case was later withdrawn following opposition from lawyers and media outlets.
Xu was remanded in custody and is due to appear again on November 29.
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