1. According to the video data of Tencent, in the TV series "Lost 1 1 Building", it can be confirmed that the hammer that Meng Chuansheng was killed was hidden in the extraordinary fitness club.

2. The Lost 1 1 Floor is a suspense TV series starring Pan Yueming, Guo, Ren Zhong, etc. It tells the story of the confrontation between the police and robbers and the struggle between brothers behind a mine accident that has been hidden for six years.