PipeSOS

PipeSOS turns drain clearing into step-by-step training you can follow at home. SOS • Red “don’t do these 3 things” card • 2-question wizard finds a fix in ~10 seconds • Symptom grid: toilet, sink, floor drain, squat toilet, wall damp, multi-drain backup, disposal jam Academy • Self-rescue basics + pro mindset + hard-case chapters (main line & hidden leaks split into prep/work/close-out) • Tool profiles and lesson shopping lists Offline Q&A • On-device knowledge retrieval—not a cloud generative model • Read-aloud steps, battle log, favorites & recent Compliance • First-launch disclaimer; chemical safety banners • Fully on-device: no accounts, ads, subscriptions/IAP, or trackers • One-time paid download (regional pricing) • Simplified / Traditional Chinese + English • Site: https://ai3e.com/shutongjiuxing Support: app@cdcn.com · WeChat pingwei1177