Does Haikou Duty Free Shop have a counter for the mystery of Highland?

Yes

Haikou Airport Duty Free Shop's only counter fragrance comprehensive store (opposite to E check-in island) includes brands such as Kiehl's, Mystery of Blue Ocean, Key of CPB Skin, Guerlain, and other best-selling items to choose from.

Mbth is a cream brand LAMER under Estee Lauder Group, and its founders are MaxHuber and Mark Schuber.