实寸 · TruePrint
Set photo sizes in centimetres, millimetres or inches in your browser, arrange multiple photos on a sheet, and export a PDF.
Visit productRAY WANG / RAYOY.COM
Thinking often. Writing sometimes.
I’m Ray. This is a place for notes on products, AI, technology, and things worth working on over time.
Recent notes
A fresh start for this site
What belongs here: notes on the main site, with a separate home for each product.
Read note ↗Selected projects
View all projects →时机 · Timing
Combines personal cycle information and AI to provide strategic timing analysis.
Visit product截胡 · Jiehu
Focused on low-latency live audio, helping listeners follow product launches, spoken codes and restock announcements.
Visit productAbout this site
This is a growing collection of notes rather than a résumé. I share ideas and work in progress, keeping the material that has been tested and is worth returning to.