: The source website, known as "Wuyou Yingshi" (无忧影视), which translates to "Carefree Video." It is a hub for HD Cantonese resources.
Sites like 5156share.com are peer-to-peer sharing forums. While they are popular for finding specific dubs, downloading files from such sources carries risks of malware or unwanted software. PAR files themselves are generally safe data-recovery tools, but they are useless without the corresponding multi-part video archives (e.g., .rar or .001 files).
: An abbreviation for Qie Shi Tian Xia (且试天下), the Chinese title of the popular wuxia drama starring Yang Yang and Zhao Lusi.