Mala Hotpot Restaurants can be seen from everywhere we have been to. It can be called that this is the Mala era. However, no matter what restaurants we have been to, there will always be something in common which are the 3 famous canned beverages; Wang Lao Ji, Donggua Cha, and Wang Zi Milk. Did you know about the origin of these 3 canned drinks and why they became popular drinks in Mala Hotpot Restaurants? Let’s find out.