First-hand research on Google SEO and GEO, measured on real Chinese B2B export sites. Every study states its method, sample and limits so you can reproduce or challenge it.
Recent studies first, then the tutorial entry points. Each study is reproducible: method, sample size and limits are stated in the article.
Latest research
Ongoing work on keyword mapping, technical SEO, GEO visibility and AI citation structure.
2026-09-02
Google’s documentation on URL structure says non-ASCII URLs are supported. Our own site is a counter-example worth looking at, because it accidentally ran the cleanest test of that claim we have seen: same site, same language, same publishing pipeline, two URL formats — 63 pages indexed on one side, 0 on the other. We did […]
2026-08-28
Nearly every published study of AI Overviews measures English SERPs. We could not find one that systematically measured Chinese AI Overviews — how often Google actually returns an AI answer for Chinese-language queries, and which sources it cites. So at Tianwen SEO we ran the measurement ourselves, because we needed the answer for our own […]