Sample acid q sugar. The sweet and sour soft candy wrapped in colored plastic paper is called Sour Q candy. The advertisement of this candy was shot and endorsed by a beautiful girl, Wang Luodan. The Sour Q candy is simply the light of soft candy when I was a child. It is cheap and delicious, and it has many flavors, with a circle of sugar outside and sour in the middle, which is appetizing and delicious.