17.7%. Naixue's Tea, founded in 2015 and headquartered in Shenzhen, Guangdong Province, is a tea beverage brand affiliated with Shenzhen Pindao Restaurant Management Co. The market share is 17.7%. Market share is also known as "market share". It refers to the proportion of the sales volume (or sales) of a product (or category) of an enterprise in the market for similar products (or categories).