Which issue is Produce Camp 4 Little White Rabbit Popping Candy in?

First issue. "Produce Camp 2019" is a youth group training program produced by Tencent Video. Dilraba serves as the founder of the men's group, Aaron Kwok, Su Youpeng, Huang Lixing, and Hu Yanbin serve as class teachers. The little white rabbit popping candy is in the first episode. The value proposition that "Produce Camp 2019" wants to achieve is to find and train Chinese teenagers who have a "pure heart", that is, an eternally upward heart, who are curious, eager to learn, and constantly strive to make progress.