"XiaoYing" is the Chinese name for the VivaVideo app, and these specific, long-string filenames are automatically generated when a user exports a video they have edited, trimmed, or added effects to within the app.
The video probably features music, text overlays, transitions, and stickers.
Note: As this is a generic filename for a user-created video, I cannot view or display the specific content of this video, only identify its source and technical origins. XiaoYing_Video_1629617123662mp4
This long number is a Unix timestamp , representing the exact time the video was created in milliseconds.
Based on the filename provided, is a video file generated by VivaVideo , a popular mobile video editing app [1]. "XiaoYing" is the Chinese name for the VivaVideo
Here is an interesting look at the context of this type of file: 1. The Story Behind the Name
This file is a "time capsule" from August 2021, representing a specific moment in someone's life—a summer trip, a family event, or a creative project—captured and edited on their phone. This long number is a Unix timestamp ,
Because it was produced by VivaVideo, it is almost certainly a user-generated mobile video created on a smartphone, likely for social media platforms like TikTok, Instagram, or Douyin. Given the date (August 2021), it might be a summer-themed video, a holiday recap, or a creative edit with music and transitions.