Tongdun Technology Patents

Patent portfolio assigned to Tongdun Technology (verified via public assignee records). Hangzhou China AI risk/anti-fraud firm. Competitors from CB Insights. Could not confirm named customers on the company's own site/press pages (search mentioned CITIC/China Merchants Bank but unverified on a fetched page, so omitted). Patents: 'Tongdun Holdings Co Ltd' appears as assignee on Google Patents (CN111048064A); Google Patents assignee-count UI was unreachable (HTTP 503), so count unknown.