no website on file — from open-source research, nothing to check against
Pu-erh line from Chunhai Tea Factory (春海茶厂): raw materials from Laobanzhang, traditional stone pressing.
Brand/line of Chunhai Tea Factory; sold through vendors and auctions (eBay, Amazon); Western website not found.
The source export carried a verification date of 2026-08-14 — later than today, so the check could not have happened. The mark was removed; the original value is kept in the data.