What problem does it solve? It answers the single distribution question for short videos: who the audience is, which platform to publish on, what specs to follow, and which moderation red lines to avoid, preventing cropped subtitles, throttled uploads, and rejected content. ## Core Features & Use Cases - Seven-Platform Spec Tables: Provides frozen sweet-spot durations, hard length caps, aspect ratios, and safe zones for Douyin, Xiaohongshu, Bilibili, WeChat Channels, TikTok, YouTube Shorts, and Instagram Reels. - Compliance Red-Line Checklist: Supplies a three-tier self-check covering medical exaggeration, absolute claims, engagement bait, and copyright violations before submission. - Publishing Discipline: Defines cover format, title keyword placement, hashtag strategy, posting time windows, and first-hour engagement rules. - Use Case: Before exporting a 45-second vertical video, use this Skill to confirm the 9:16 safe zones for TikTok, verify the title avoids absolute-claim words, and pick the 19:00-23:00 posting window. ## Quick Start Ask the AI to decide the target platform, aspect ratio, duration, and compliance checklist for your short video before publishing.