The play "Ten Days at the End" has been registered for related copyrights for 24 years.

Recently, the TV series "Ten Days of End" officially started filming, sparking discussions among netizens. According to Tianyancha App, the production company Shanghai Ningmeng Film and Television Media Co., Ltd. was established in July 2014, with Su Xiao as the legal representative and a registered capital of approximately 240 million RMB. Its business scope includes radio and television program production and film distribution. Risk information shows that the company has been involved in multiple lawsuits, with most cases being filed by the company as the plaintiff, and the reasons for the cases involve disputes over infringement of the right to transmit information over the internet. Intellectual property information shows that in January 2024, the company registered the copyright of the "Ten Days of End" stylized font work, categorized as a fine arts work.