no website on file — from open-source research, nothing to check against
An Anhua heicha producer; full product range (3 bricks, 3 tips, 1 roll).
website not found; local brand with a wide product line
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.