no website on file — from open-source research, nothing to check against
Hong Kong Shihong Auction Co., Ltd. — Hong Kong's first specialized auction house for antique Pu'er; founder Zhou Zi, flagship sales 'Jujin Jincui — Antique Pu'er and Rare Teas'.
site not found; since 2014 held 10+ auctions, sell-through rate 80%+, record: 12.8 million HKD for a cylinder of Songpin Hao 1917
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.