Bianliang balsamic vinegar Bianliang balsamic vinegar is a traditional product of Kaifeng with a long history and unique flavor. This product has exquisite material selection and fine processing. It is produced using the solid ventilated back pouring method on the basis of traditional techniques. It has five characteristics: bright brown-red color, pure and rich fragrance, sour but not astringent, mellow and long, and thick and delicate texture. This product is mainly made from dried potatoes and sorghum and is an acidic condiment in cooking. It has a bactericidal effect in raw vegetables, helps digestion, and increases appetite. It is popular both inside and outside the province. In 1982, it won the title of Excellent Product in the same industry in the province, in 1983, it was rated as a provincial quality product, and in 1984, it was rated as a quality product by the Ministry of Commerce.

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