Reddit cocktail

• 1 part Smith & Cross Navy Strength Rum
• .5 part China China Amer
• .5 part Gran Classico
• .5 part Dolin Rouge
• 2 dashes Ango
• Grapefruit peel

Stir with grapefruit peel expressed in glass, serve over BFC with an orange twist.

From Reddit thread on China-China