Changyu red wine is recommended. First of all, from the brand history and popularity, Changyu and Great Wall are both well-known brands of China red wine, with profound brewing background and experience. As one of the earliest winemakers in China, Changyu's brand influence and wine quality are highly recognized at home and abroad. Great Wall red wine is also an important brand of domestic red wine, and its product quality and market share are also considerable.

Secondly, from the taste and quality of red wine, Changyu and Great Wall red wine have their own characteristics. Changyu's red wine tastes mellow and fruity, especially its high-end products, such as Changyu Cabernet Sauvignon, are known as "the best red wine in China". Great Wall red wine has a refreshing taste and moderate acidity, which is suitable for consumers' tastes.

Finally, from the perspective of price and market positioning, Changyu and Great Wall Red Wine have their own market positioning. Changyu's red wine, especially high-end products, is relatively expensive, but its quality and taste have also been highly recognized by consumers. The red wine of the Great Wall is close to the people and suitable for daily drinking.

Therefore, choosing Changyu or the Great Wall for buying red wine needs to be considered comprehensively according to personal taste, budget and occasion. If you want to experience more mellow and richer red wine, you can choose Changyu; If you prefer red wine with fresh taste and moderate price, then the Great Wall is a good choice. At the same time, Changyu and Great Wall should choose formal channels to ensure the quality and safety of red wine. This is a detailed answer about choosing Changyu or Great Wall red wine, hoping to help you make a better decision when buying red wine.