Longjing tea of a finer Longjing is achieved only by using a genuine, slightly porous, Yixing clay teapot, which since the beginning, was popular exactly for preparing green tea well. The tea can be very expensive, and the prices depend on the varieties, of which there are many. Longjing is divided into six grades: "Superior" and then 1 down to 5. Infused leaves are a good indicator of quality, which is characterized by maturity and uniformity of the shoots harvested for processing. High quality Longjing teas produce tender, whole leaves that are uniform in appearance. Lower quality varieties may vary in color
Chinese tea and the production is regulated by the Chinese government. Some, however, consider its taste to be second to Tianchi tea (; lit. "Heaven Pool"). Jie tea from Changxing County in Zhejiang Province is regarded highly by connoisseurs, although it is rather expensive. NB: "Jie" is the short name for "Luo Jie" (). Luo Jie is the name of a mountain bordering Zhejiang and Jing Qi where, during the Ming dynasty, "jie" meant boundary. Chang Xin lay to the south of Luo Jie mountain while Jing Qi lay to the north of it. Chang Xin still retains its name today. Luo