Langjiu National Treasure Tianbaodong 52 Liquor, referred to as "National Canglang" for short, is Sichuan Langjiu Group, which specializes in medium and high-grade Luzhou-flavor liquor varieties, dividend boxes and blue boxes. Among them, the red box is also called "chestnut lang" wine. Generally, the retail price of each bottle is around 100 yuan, and a box of six bottles is probably 600 yuan.