Ma, the founder of Alibaba. But the inhabitants of this province are especially proud of one sort of tea,
the variety of which is called Longjing. For its production, only two top leaves from all tea tree are used. 100 grams of such tea can be up to 10 thousand, and since the manual collection and processing is very time consuming and require high qualifications, high-grade longjing is very expensive and is sold in small batches. It is also called the "Dragon Well" and "The Emperor's Tea" because it was presented as a gift to the new emperor who entered the government‖ [12].