As a country with the longest wine production history in the world, France is not only famous for its vast area of grape plantation and large output and consumption of wine, but is also well-known for its No. 1 wine quality. Culturally, historically or qualitatively, wine lovers generally acknowledge French wine tops the entire wine industry. Most of vintage wine favored by investors is France's Grand Cru Class. The quality of wine depends on the following factors: wine variety, climate, soil, humidity, grapery management, and brewage technology. France is endowed with advantages in these six respects, which is the reason why its wine is so good.