website did not answer — an address is on file but there was no answer: the site may have moved, be down, or refuse non-browser requests
Oldest Beijing tea brand (中华老字号), leader in jasmine tea; processing technique included in the national intangible cultural heritage list. 400+ stores, 31 production bases.
site active; source: baike.baidu.com, visitbeijing.com.cn
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.