Chāquān jíbié de gānyì zhìshǎo chénniàng shí nián.
XO-grade cognac is aged for at least ten years.
Tips
memory
A literal Chinese reading of the Roman letters X and O: 叉 (cross-shape) for X, 圈 (ring) for O. Used to refer to XO cognac without saying 'XO' directly.