Bubble tea, also known as pearl milk tea, is a popular drink in Shanghai. It originated in Taiwan and has gained immense popularity worldwide. This refreshing beverage is made with a base of tea, usually black or green tea, mixed with milk or fruit flavors. The unique feature of bubble tea is the addition of chewy tapioca pearls, which give it a fun and interesting texture. In Shanghai, you can find numerous bubble tea shops offering a wide variety of flavors and toppings to choose from.