ReelShort proved the "produce in China, market overseas" playbook by topping US entertainment charts. With the platform window closed, the OPC opportunity now lives in four gaps of the value chain.
An AI resume tool, a cross-border e-commerce image tool, and a podcast transcription service — three micro-SaaS products run by solo founders. We break down what they share and how to copy the playbook.
2026-03-12约 10 min read5915
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