10 years or more. Yuan Qinghua 10 Luzhou-flavor 500ml 52-degree grain liquor belongs to high-degree liquor, which can be preserved for at least 10 years. Yuan Qinghua Liquor in Shedian is a kind of Luzhou-flavor liquor which originated in the late Western Han Dynasty. It has left a deep impression on people with its simple and elegant appearance and fine brewing technology. In order to commemorate the glorious development history of the old wine in the Yuan, Ming and Qing Dynasties, the blue and white porcelain in the credit shop was studied at the beginning of product design, and the history and witnesses were included in this commemoration.