no website on file — from open-source research, nothing to check against
Historic factory 地方国营昌宁县红茶精制厂; one of the 12 largest state-owned factories in Yunnan, awarded by Zhou Enlai in 1958, now in Longrun’s portfolio.
site not found; Yunnan time-honored brand, exports to 20+ countries
The source export carried a verification date of 2026-08-16 — later than today, so the check could not have happened. The mark was removed; the original value is kept in the data.