China Railway 20th Bureau Group (Thailand) is the Thai business arm in Bangkok of China Railway 20th Bureau Group, under China Railway Construction Corporation (CRCC), covering railway, highway, urban-rail, bridge-and-tunnel and municipal infrastructure EPC. Its Thai presence undertakes railway and infrastructure projects.
Compiled from public information: company websites, industrial-estate and BOI announcements, listed-company filings, job sites and news. Updated October 2026. For reference only; corrections are welcome.