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 Staff and Workers' Association the industry is high. A United States Department of Labor study in 1997 found that 90 percent of the 3,000 garment manufacturing shops in New York City's Chinatown were sweatshops. About 70 percent of the shops are owned by ethnic Chinese. Most employers pay by the piece rather than the legally required minimum wage, and violations of wage and overtime standards are common. Injuries are frequent, and some of them crippling, but workplace safety laws are rarely enforced and few employers participate as required in the state workers' compensation system. Since 1981, the Chinese Staff and Workers' Association has sponsored