no website on file — from open-source research, nothing to check against
Pu'er brand from the Dong Guoyang family; founder is a former technical deputy director of the Menghai Tea Factory, 'one of the five golden flowers' of the pu'er industry. 60+ mu production base, 5,000 mu of tea plantations on Bulang Mountain.
site not found; source: baike.baidu.com — 国艳茶厂
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.