Love tea. The name of a kind of green milk tea is Xicha. Xicha is headquartered in Shenzhen, 20 12. Hi-tea HEYTEA originated from an alley named Jiangbianli in Jiangmen, Guangdong Province, formerly known as ROYALTEA. 20 15 was fully upgraded to a registered brand because it could not be registered as a trademark. Milk tea, also called Mongolian tea, is an indispensable drink in the daily life of Mongolian herders, which has a history of thousands of years.