The problem with 520Tingshu.com's voice might be due to some technical problems that caused the website to not work normally. This might cause Tingshuwang to be unable to display any content or play audio in some cases. If you are using 520Tingshuwang, it is recommended to try to restart the browser or try another browser to access the website. You can also try refreshing the page or clearing the browser's buffer to solve the problem. If you still can't solve the problem, you can try to search for the problem on 520Tingshu.com in the search engine or contact the website's customer service support for more help.