The workers left for the week-long Lunar New Year holiday and did not return until March 1. However, residents said they had heard no strange sounds coming from the elevator while it was inoperative. Police investigating the incident found no evidence of trauma. Two maintenance workers are being detained for alleged gross negligence. The building’s property management company is also under investigation. The woman has not been named by investigators but it’s known she had been living by herself in the building. Many accidents occur in China due to fact that proper safety procedures and practices are routinely ignored.