no website on file — from open-source research, nothing to check against
Brand '老同志' from Yunnan Anning Haiwan Tea Industry; founded by masters Zou Bingliang and Lu Guolin, 50+ years of experience at state factory, series 7548/9948 — benchmarks of sheng/shu puer.
website not found; one of the top-5 puer brands in China
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.