CHANGSHA, May 1 (Xinhua) -- Public security authorities detained nine people on Sunday after a self-constructed residential building collapsed Friday in central China's Hunan Province.
Investigations also showed that an engineering testing company issued a false house safety appraisal report to the guesthouse in the building on April 13. The legal representative of the company surnamed Tan, and four technicians surnamed Ning, Tang, Liu and Gong were suspected of the crime of providing false documents.
So far, five people have been rescued, and 23 others remain trapped.
The incident took place at 12:24 p.m. in Wangcheng District in Changsha. Further investigations are underway.