1. Variety: A6 is a rich red wine. The main varieties used are Merlot, Cabernet Sauvignon and Cabernet Franc. A9 is a dry white wine, the main varieties are Chardonnay, Sauvignon Blanc and Ogut.
2. Style: A6 is rich in taste, with dark fruit and vanilla flavor, which is suitable for matching with red meat food; A9, on the other hand, has a fresh, refreshing, delicate and smooth taste, which is suitable for matching with light foods such as seafood and vegetables.
3. Origin: A6 is produced in Ningxia, China, and produced by Changyu in "Effie Bao" winery in Ningxia; A9 is produced in Shandong, China, and produced by Changyu's winery in Dongying.
Generally speaking, A6 and A9 are two wines with different styles, and consumers can choose according to their personal tastes and matching needs.