Chinese tea Longevity Sprout, Eternal Spring Jade Leaf, Dragon in the Clouds, Longevity Dragon Sprout, Dragon Phoenix and Flower, and Eternal Spring Silver Sprout. The Ming Dynasty scholar Wen Zhenheng's encyclopedic book "Zhang Wu Zhi" (; Treatise on Superfluous Things), volume 12, contains the following descriptions of several famous Ming Dynasty teas: During this time, Huqiu tea (; lit. "Tiger Hill tea"), not to be confused with the black tea of the same name from the Nilgiris District in what is now Tamil Nadu, India) was purportedly developed as the finest tea in the world; however, the production quantity was rather small,
Language and overseas Chinese communities Mandarin are well preserved in Upper Burma. Ethnic Chinese in Vietnam are categorized into three groups that are based on migrant history, location and level of integration. The largest group is the Hoa, numbering almost a million individuals and have historically been influential in Vietnamese society and economy. They are largely concentrated in major cities of the former South Vietnam (especially in Ho Chi Minh City) and largely speak Cantonese, with Teochew being found among a significant minority. The two smaller Chinese-speaking groups consist of the San Diu and Ngái. The San Diu number over 100,000 and are concentrated in