yes. The standard of Chengde old wine is GB/T1781.1, which is a real pure grain brewing, with national standard quality control, guaranteed quality and recognized by consumers. Chengde Laojiu is a well-known brand of China Liquor. Chengde Laojiu has a history of more than 3 years. During these years, the company has continuously improved and innovated its own products and always brought competitive liquor products to consumers.