The cumulative sales volume of Master Kong iced black tea is 3.53 billion liters. According to relevant public information, iced black tea, which was born in 1997, is a non-original classic product of Master Kong, and its packaging and taste have not changed much. However, more than 20 years after its launch, it still occupies the first place in China bottled tea beverage market with terminal sales exceeding 10 billion and market share of 16. 1%.