To be clear: "3gp" typically refers to a video file format (often used for older or low-resolution mobile videos). "Kingcom" appears to be associated with websites that host or link to adult content, often in 3gp format for older phones. "2021" likely indicates a year or a specific compilation release.
: While often associated with low-resolution "grainy" video today, it was the format that first made video sharing via Multimedia Messaging Service (MMS) a global reality. Kingcom and the 2021 Resurgence 3gp kingcom 2021