Is the old Beijing soda a carbonated drink?

According to what is worth buying, old Beijing soda, also called Arctic Ocean soda, belongs to carbonated drinks. This is because carbon dioxide is added to soda water, which reacts with water to produce carbonic acid, making soda water sour.

Old Beijing soda is the brand of Beijing soda factory, which was born at the same time as Arctic Ocean brand ice cream. 1985, Beijing Arctic Ocean Food Company was established, and began to produce large quantities of Arctic Ocean soda.