Vineyards in the Champagne region. According to relevant information, the main raw material for making champagne wine is grapes. The raw materials of Champagne wine mainly come from vineyards in the Champagne production area, including Aube, C?tedes Blancs, C?tede Sézanne, Montagnede Reims, Vallée de la Marne and C?tedes Bar. The wine regions in these regions all have unique climate and soil conditions that are suitable for growing the grape varieties used to make Champagne wine. Champagne wines are typically made from a blend of three grape varieties, including Pinot Noir, Chardonnay and Petit Blanc. Among them, Pinot Noir and Chardonnay are the most commonly used varieties, while Pinot Meunier is used less frequently. Different proportions of these three grape varieties and blends of different vintages can produce Champagne wines of different styles and tastes. In addition to grapes, making champagne wine also requires adding sugar, yeast and other raw materials to produce high-quality champagne wine through processes such as fermentation and aging.