Think again.
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We write, research, and make tools for everyday work.

URL Toolbox

Chrome extension

Open and extract links in batches. Generate and read QR codes.

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URL Toolbox English light popup screenshot

假设检验

A journal about branding, investing, reading, and life.

jiashejianyan.com

Rethink Trade

Systematic thinking and methods for investing and trading.

rethink-trade.com