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 Students and Scholars Association many others. It also caused controversy and even became a subject in vice president Mike Pence's Oct 2018 policy speech on China. The associations are sponsored by Chinese embassy and consular officials, and the Chinese government has a consistent policy toward Chinese students and scholars since 1990. The documents and emails obtained by "Foreign Policy" in 2018 showed that the Georgetown University CSSA accepted funding from the Chinese Embassy in Washington, D.C. , which amounted to roughly half its total annual budget. A former CSSA-Pittsburgh chairman said on Sina-Weibo that their chapter received a US$6000 yearly budget from the Chinese