no website on file — from open-source research, nothing to check against
Leading Pu'er producer from Pu'er (Yunnan); 30,000+ mu of tea plantations, branches in Jingdong and Zhenyuan. Awards from international tea competitions.
site not found; brand 'Yinsheng' — China Recommended Brand of the Three-Green Project 2005
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.