HeyTea is a Chinese upmarket tea chain. Since 2023 it has led the way for Chinese tea brands in America, opening more than 40 US shops. It is one of several Chinese chains, alongside Mixue and Chagee, competing with Taiwanese rivals such as Gong Cha (2,200 outlets globally, 240+ in America) and Coco (5,000+ franchises).
My friend has a baby. I'm writing down all the noises he makes so later I can ask him what he meant.